718 include/asm-generic/io.h:752:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 718 include/asm-generic/io.h:1115:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:778:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:769:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 716 include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 714 include/asm-generic/io.h:787:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 713 include/asm-generic/io.h:760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 707 13 warnings generated.
 705 include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 705 include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 702 include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 699 include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
  10 <stdin>:1519:2: warning: #warning syscall clone3 not implemented [-Wcpp]
   9 kernel/fork.c:3075:2: warning: #warning clone3() entry point is missing, please fix [-Wcpp]
   9 3075 | #warning clone3() entry point is missing, please fix
   5 drivers/base/regmap/regcache-maple.c:115:36: warning: 'upper_last' is used uninitialized [-Wuninitialized]
   5 drivers/base/regmap/regcache-maple.c:115:23: warning: 'upper_index' is used uninitialized [-Wuninitialized]
   4 :561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   3 warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   3 sparc64-linux-gnu-ld: warning: arch/sparc/vdso/vdso32/vdso-note.o: missing .note.GNU-stack section implies executable stack
   3 sparc64-linux-gnu-ld: warning: arch/sparc/vdso/vdso-note.o: missing .note.GNU-stack section implies executable stack
   3 arch/sparc/vdso/vdso32/../vclock_gettime.c:343:1: warning: no previous prototype for ‘__vdso_gettimeofday_stick’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vdso32/../vclock_gettime.c:307:1: warning: no previous prototype for ‘__vdso_gettimeofday’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vdso32/../vclock_gettime.c:282:1: warning: no previous prototype for ‘__vdso_clock_gettime_stick’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vdso32/../vclock_gettime.c:254:1: warning: no previous prototype for ‘__vdso_clock_gettime’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vclock_gettime.c:343:1: warning: no previous prototype for ‘__vdso_gettimeofday_stick’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vclock_gettime.c:307:1: warning: no previous prototype for ‘__vdso_gettimeofday’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vclock_gettime.c:282:1: warning: no previous prototype for ‘__vdso_clock_gettime_stick’ [-Wmissing-prototypes]
   3 arch/sparc/vdso/vclock_gettime.c:254:1: warning: no previous prototype for ‘__vdso_clock_gettime’ [-Wmissing-prototypes]
   3 arch/mips/ralink/irq.c:92:14: warning: no previous prototype for ‘get_c0_compare_int’ [-Wmissing-prototypes]
   3 arch/mips/ralink/irq.c:86:5: warning: no previous prototype for ‘get_c0_perfcount_int’ [-Wmissing-prototypes]
   3 arch/mips/kernel/cevt-ds1287.c:20:5: warning: no previous prototype for ‘ds1287_set_base_clock’ [-Wmissing-prototypes]
   3 arch/mips/kernel/cevt-ds1287.c:15:5: warning: no previous prototype for ‘ds1287_timer_state’ [-Wmissing-prototypes]
   3 arch/mips/kernel/cevt-ds1287.c:103:12: warning: no previous prototype for ‘ds1287_clockevent_init’ [-Wmissing-prototypes]
   3 arch/mips/dec/setup.c:780:25: warning: no previous prototype for ‘dec_irq_dispatch’ [-Wmissing-prototypes]
   3 arch/mips/dec/reset.c:38:13: warning: no previous prototype for ‘dec_intr_halt’ [-Wmissing-prototypes]
   3 arch/mips/dec/reset.c:32:17: warning: no previous prototype for ‘dec_machine_power_off’ [-Wmissing-prototypes]
   3 arch/mips/dec/reset.c:27:17: warning: no previous prototype for ‘dec_machine_halt’ [-Wmissing-prototypes]
   3 arch/mips/dec/reset.c:22:17: warning: no previous prototype for ‘dec_machine_restart’ [-Wmissing-prototypes]
   3 arch/mips/dec/prom/init.c:45:13: warning: no previous prototype for ‘which_prom’ [-Wmissing-prototypes]
   3 arch/mips/boot/dts/img/boston.dts:136.23-177.6: Warning (interrupt_provider): /pci@14000000/pci2_root@0,0/eg20t_bridge@1,0,0: '#interrupt-cells' found, but node is not an interrupt provider
   3 arch/mips/boot/dts/img/boston.dts:128.17-178.5: Warning (interrupt_provider): /pci@14000000/pci2_root@0,0: '#interrupt-cells' found, but node is not an interrupt provider
   3 arch/mips/boot/dts/img/boston.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   3 arch/arc/boot/dts/haps_hs_idu.dts:68.16-72.5: Warning (interrupt_provider): /fpga/pct: '#interrupt-cells' found, but node is not an interrupt provider
   3 arch/arc/boot/dts/haps_hs_idu.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   3 In file included from 13 warnings generated.
   3 :595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 {standard input}:152: Warning: macro instruction expanded into multiple instructions
   2 drivers/scsi/sgiwd93.c:173:6: warning: no previous prototype for ‘sgiwd93_reset’ [-Wmissing-prototypes]
   2 drivers/net/ethernet/amd/au1000_eth.c:574:6: warning: no previous prototype for ‘au1000_ReleaseDB’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/setup.c:59:5: warning: no previous prototype for ‘swarm_be_handler’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_xicor1241.c:203:5: warning: no previous prototype for ‘xicor_probe’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_xicor1241.c:167:10: warning: no previous prototype for ‘xicor_get_time’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_xicor1241.c:108:5: warning: no previous prototype for ‘xicor_set_time’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_m41t81.c:219:5: warning: no previous prototype for ‘m41t81_probe’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_m41t81.c:186:10: warning: no previous prototype for ‘m41t81_get_time’ [-Wmissing-prototypes]
   2 arch/mips/sibyte/swarm/rtc_m41t81.c:139:5: warning: no previous prototype for ‘m41t81_set_time’ [-Wmissing-prototypes]
   2 arch/mips/mm/cerr-sb1.c:165:17: warning: no previous prototype for ‘sb1_cache_error’ [-Wmissing-prototypes]
   2 arch/mips/loongson32/common/platform.c:71:5: warning: no previous prototype for ‘ls1x_eth_mux_init’ [-Wmissing-prototypes]
   2 arch/mips/loongson2ef/common/machtype.c:34:20: warning: no previous prototype for ‘mach_prom_init_machtype’ [-Wmissing-prototypes]
   2 arch/mips/boot/dts/loongson/ls7a-pch.dtsi:68.16-416.5: Warning (interrupt_provider): /bus@10000000/pci@1a000000: '#interrupt-cells' found, but node is not an interrupt provider
   2 arch/arc/boot/dts/vdk_axs10x_mb.dtsi:36.18-47.5: Warning (interrupt_provider): /axs10x_mb_vdk/ethernet@18000: '#interrupt-cells' found, but node is not an interrupt provider
   2 WARNING: modpost: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
   2 In file included from ../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 In file included from ../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 ~~~~~~~~~~ ^../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 warnings generated.
   1 warning: In file included from ../fs/fsopen.c:8:
   1 warning: In file included from ../arch/riscv/include/asm/io.hperforming pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 warning:         val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
   1 warning:         outsb(addr, buffer, count);
   1 vmlinux.o: warning: objtool: set_ftrace_ops_ro+0x23: relocation to !ENDBR: .text+0x14ed89
   1 val = __raw_readb(PCI_IOBASE + addr);../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); warnings generated.
   1 outsl(addr, buffer, count);:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 note: expanded from macro 'outsw'../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 insb(addr, buffer, count);:769:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 insb(addr, buffer, count);../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/uapi/linux/byteorder/little_endian.h:37:51:13 warnings generated.
   1 include/uapi/linux/byteorder/little_endian.h:35:51: note: ../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/uapi/linux/byteorder/little_endian.h:35:51548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.hIn file included from :744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:787:2: warning:   AR      drivers/media/pci/saa7146/built-in.a
   1 include/asm-generic/io.h:787:2: warning:         val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:778:2../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:760:2:../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:760:2: warning:   CC      drivers/leds/leds-gpio.o
   1 include/asm-generic/io.h:744:2: warning: In file included from ../drivers/base/topology.c:14:
   1 include/asm-generic/io.h:744:2: ../include/asm-generic/io.hwarning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]In file included from ../lib/logic_pio.c:12:
   1 include/asm-generic/io.h:605:../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:595../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 drivers/watchdog/octeon-wdt-main.c:210:6: warning: no previous prototype for ‘octeon_wdt_nmi_stage3’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:565:5: warning: no previous prototype for ‘au1100fb_drv_resume’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:548:5: warning: no previous prototype for ‘au1100fb_drv_suspend’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:523:6: warning: no previous prototype for ‘au1100fb_drv_remove’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:341:5: warning: no previous prototype for ‘au1100fb_fb_mmap’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:294:5: warning: no previous prototype for ‘au1100fb_fb_pan_display’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:235:5: warning: no previous prototype for ‘au1100fb_fb_setcolreg’ [-Wmissing-prototypes]
   1 drivers/video/fbdev/au1100fb.c:138:5: warning: no previous prototype for ‘au1100fb_setmode’ [-Wmissing-prototypes]
   1 drivers/pcmcia/pxa2xx_sharpsl.c:206:5: warning: no previous prototype for ‘pcmcia_collie_init’ [-Wmissing-prototypes]
   1 drivers/net/ethernet/sgi/meth.c:271:5: warning: no previous prototype for ‘meth_reset’ [-Wmissing-prototypes]
   1 drivers/irqchip/irq-ath79-misc.c:26:5: warning: no previous prototype for ‘get_c0_perfcount_int’ [-Wmissing-prototypes]
   1 drivers/irqchip/irq-ath79-misc.c:181:13: warning: no previous prototype for ‘ath79_misc_irq_init’ [-Wmissing-prototypes]
   1 drivers/irqchip/irq-ath79-cpu.c:89:13: warning: no previous prototype for ‘ath79_cpu_irq_init’ [-Wmissing-prototypes]
   1 arch/riscv/include/asm/io.h:106:../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 arch/mips/sni/rm200.c:428:6: warning: no previous prototype for ‘disable_rm200_irq’ [-Wmissing-prototypes]
   1 arch/mips/sni/rm200.c:387:13: warning: no previous prototype for ‘sni_rm200_i8259_irqs’ [-Wmissing-prototypes]
   1 arch/mips/sni/rm200.c:331:6: warning: no previous prototype for ‘sni_rm200_init_8259A’ [-Wmissing-prototypes]
   1 arch/mips/sni/rm200.c:211:6: warning: no previous prototype for ‘sni_rm200_mask_and_ack_8259A’ [-Wmissing-prototypes]
   1 arch/mips/sni/reset.c:45:6: warning: no previous prototype for ‘sni_machine_power_off’ [-Wmissing-prototypes]
   1 arch/mips/sni/reset.c:28:6: warning: no previous prototype for ‘sni_machine_restart’ [-Wmissing-prototypes]
   1 arch/mips/sni/pcit.c:168:6: warning: no previous prototype for ‘disable_pcit_irq’ [-Wmissing-prototypes]
   1 arch/mips/sni/pcimt.c:206:6: warning: no previous prototype for ‘disable_pcimt_irq’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/time.c:10:13: warning: no previous prototype for ‘plat_time_init’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/smp.c:38:6: warning: no previous prototype for ‘sb1250_smp_init’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/smp.c:147:6: warning: no previous prototype for ‘sb1250_mailbox_interrupt’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/setup.c:79:5: warning: no previous prototype for ‘sb1250_m3_workaround_needed’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/setup.c:168:13: warning: no previous prototype for ‘sb1250_setup’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/sb1250/irq.c:182:13: warning: no previous prototype for ‘init_sb1250_irqs’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/bcm1480/time.c:10:13: warning: no previous prototype for ‘plat_time_init’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/bcm1480/smp.c:49:6: warning: no previous prototype for ‘bcm1480_smp_init’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/bcm1480/smp.c:158:6: warning: no previous prototype for ‘bcm1480_mailbox_interrupt’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/bcm1480/setup.c:104:13: warning: no previous prototype for ‘bcm1480_setup’ [-Wmissing-prototypes]
   1 arch/mips/sibyte/bcm1480/irq.c:200:13: warning: no previous prototype for ‘init_bcm1480_irqs’ [-Wmissing-prototypes]
   1 arch/mips/sgi-ip22/ip28-berr.c:474:5: warning: no previous prototype for ‘ip28_show_be_info’ [-Wmissing-prototypes]
   1 arch/mips/sgi-ip22/ip22-eisa.c:95:12: warning: no previous prototype for ‘ip22_eisa_init’ [-Wmissing-prototypes]
   1 arch/mips/rb532/serial.c:48:12: warning: no previous prototype for ‘setup_serial_port’ [-Wmissing-prototypes]
   1 arch/mips/pci/pcie-octeon.c:1471:5: warning: no previous prototype for ‘octeon_pcie_pcibios_map_irq’ [-Wmissing-prototypes]
   1 arch/mips/pci/pci-octeon.c:234:12: warning: no previous prototype for ‘octeon_pci_pcibios_map_irq’ [-Wmissing-prototypes]
   1 arch/mips/pci/msi-octeon.c:343:12: warning: no previous prototype for ‘octeon_msi_initialize’ [-Wmissing-prototypes]
   1 arch/mips/mm/c-octeon.c:351:17: warning: no previous prototype for ‘cache_parity_error_octeon_non_recoverable’ [-Wmissing-prototypes]
   1 arch/mips/mm/c-octeon.c:342:17: warning: no previous prototype for ‘cache_parity_error_octeon_recoverable’ [-Wmissing-prototypes]
   1 arch/mips/mm/c-octeon.c:303:5: warning: no previous prototype for ‘unregister_co_cache_error_notifier’ [-Wmissing-prototypes]
   1 arch/mips/mm/c-octeon.c:297:5: warning: no previous prototype for ‘register_co_cache_error_notifier’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/lemote-2f/pm.c:90:5: warning: no previous prototype for ‘wakeup_loongson’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/lemote-2f/pm.c:52:6: warning: no previous prototype for ‘setup_wakeup_events’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/lemote-2f/pm.c:142:13: warning: no previous prototype for ‘mach_resume’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/lemote-2f/pm.c:137:13: warning: no previous prototype for ‘mach_suspend’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/lemote-2f/machtype.c:10:13: warning: no previous prototype for ‘mach_prom_init_machtype’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/pm.c:66:12: warning: no previous prototype for ‘wakeup_loongson’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/pm.c:59:13: warning: no previous prototype for ‘setup_wakeup_events’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/pm.c:118:13: warning: no previous prototype for ‘mach_resume’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/pm.c:114:13: warning: no previous prototype for ‘mach_suspend’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ohci.c:70:5: warning: no previous prototype for ‘pci_ohci_read_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ohci.c:15:6: warning: no previous prototype for ‘pci_ohci_write_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_isa.c:84:6: warning: no previous prototype for ‘pci_isa_write_bar’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_isa.c:228:5: warning: no previous prototype for ‘pci_isa_read_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_isa.c:134:6: warning: no previous prototype for ‘pci_isa_write_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_isa.c:110:5: warning: no previous prototype for ‘pci_isa_read_bar’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ide.c:96:5: warning: no previous prototype for ‘pci_ide_read_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ide.c:15:6: warning: no previous prototype for ‘pci_ide_write_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ehci.c:75:5: warning: no previous prototype for ‘pci_ehci_read_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_ehci.c:15:6: warning: no previous prototype for ‘pci_ehci_write_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_acc.c:62:5: warning: no previous prototype for ‘pci_acc_read_reg’ [-Wmissing-prototypes]
   1 arch/mips/loongson2ef/common/cs5536/cs5536_acc.c:15:6: warning: no previous prototype for ‘pci_acc_write_reg’ [-Wmissing-prototypes]
   1 arch/mips/kernel/vpe-mt.c:226:5: warning: no previous prototype for ‘vpe_free’ [-Wmissing-prototypes]
   1 arch/mips/kernel/vpe-mt.c:205:5: warning: no previous prototype for ‘vpe_stop’ [-Wmissing-prototypes]
   1 arch/mips/kernel/vpe-mt.c:195:5: warning: no previous prototype for ‘vpe_start’ [-Wmissing-prototypes]
   1 arch/mips/kernel/vpe-mt.c:177:7: warning: no previous prototype for ‘vpe_alloc’ [-Wmissing-prototypes]
   1 arch/mips/kernel/csrc-sb1250.c:53:13: warning: no previous prototype for ‘sb1250_clocksource_init’ [-Wmissing-prototypes]
   1 arch/mips/kernel/csrc-bcm1480.c:37:13: warning: no previous prototype for ‘sb1480_clocksource_init’ [-Wmissing-prototypes]
   1 arch/mips/kernel/cevt-sb1250.c:95:6: warning: no previous prototype for ‘sb1250_clockevent_init’ [-Wmissing-prototypes]
   1 arch/mips/kernel/cevt-bcm1480.c:96:6: warning: no previous prototype for ‘sb1480_clockevent_init’ [-Wmissing-prototypes]
   1 arch/mips/jazz/setup.c:52:13: warning: no previous prototype for ‘plat_mem_setup’ [-Wmissing-prototypes]
   1 arch/mips/jazz/reset.c:49:6: warning: no previous prototype for ‘jazz_machine_restart’ [-Wmissing-prototypes]
   1 arch/mips/jazz/irq.c:55:13: warning: no previous prototype for ‘init_r4030_ints’ [-Wmissing-prototypes]
   1 arch/mips/jazz/irq.c:38:6: warning: no previous prototype for ‘disable_r4030_irq’ [-Wmissing-prototypes]
   1 arch/mips/jazz/irq.c:128:13: warning: no previous prototype for ‘plat_time_init’ [-Wmissing-prototypes]
   1 arch/mips/cavium-octeon/smp.c:100:6: warning: no previous prototype for ‘octeon_send_ipi_single’ [-Wmissing-prototypes]
   1 arch/mips/cavium-octeon/octeon-platform.c:701:13: warning: no previous prototype for ‘octeon_fill_mac_addresses’ [-Wmissing-prototypes]
   1 arch/mips/cavium-octeon/executive/cvmx-interrupt-decodes.c:53:6: warning: no previous prototype for ‘__cvmx_interrupt_gmxx_rxx_int_en_enable’ [-Wmissing-prototypes]
   1 arch/mips/cavium-octeon/executive/cvmx-helper-errata.c:49:6: warning: no previous prototype for ‘__cvmx_helper_errata_qlm_disable_2nd_order_cdr’ [-Wmissing-prototypes]
   1 arch/mips/boot/dts/loongson/loongson64g_4core_ls7a.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/mips/boot/dts/loongson/loongson64c_4core_ls7a.dts:28.31-36.4: Warning (interrupt_provider): /bus@10000000/msi-controller@2ff00000: Missing '#interrupt-cells' in interrupt provider
   1 arch/mips/boot/dts/loongson/loongson64c_4core_ls7a.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/mips/alchemy/devboards/platform.c:68:12: warning: no previous prototype for ‘db1x_register_pcmcia_socket’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/platform.c:152:12: warning: no previous prototype for ‘db1x_register_norflash’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1xxx.c:52:13: warning: no previous prototype for ‘get_system_type’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1550.c:582:12: warning: no previous prototype for ‘db1550_dev_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1550.c:56:12: warning: no previous prototype for ‘db1550_board_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1550.c:501:12: warning: no previous prototype for ‘db1550_pci_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1300.c:855:12: warning: no previous prototype for ‘db1300_board_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1300.c:786:12: warning: no previous prototype for ‘db1300_dev_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1200.c:799:12: warning: no previous prototype for ‘db1200_dev_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1200.c:116:12: warning: no previous prototype for ‘db1200_board_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1000.c:94:12: warning: no previous prototype for ‘db1500_pci_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1000.c:450:12: warning: no previous prototype for ‘db1000_dev_setup’ [-Wmissing-prototypes]
   1 arch/mips/alchemy/devboards/db1000.c:36:12: warning: no previous prototype for ‘db1000_board_setup’ [-Wmissing-prototypes]
   1 arch/arc/boot/dts/vdk_hs38_smp.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/vdk_hs38.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/nsimosci_hs_idu.dts:92.16-96.5: Warning (interrupt_provider): /fpga/pct: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/nsimosci_hs_idu.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/nsimosci_hs.dts:84.16-88.5: Warning (interrupt_provider): /fpga/pct: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/nsimosci_hs.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/haps_hs.dts:63.16-67.5: Warning (interrupt_provider): /fpga/pct: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/haps_hs.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/axs103_idu.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/axs103.dtb: Warning (interrupt_map): Failed prerequisite 'interrupt_provider'
   1 arch/arc/boot/dts/axc003_idu.dtsi:92.16-97.5: Warning (interrupt_provider): /cpu_card/pct: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/axc003_idu.dtsi:109.18-111.5: Warning (interrupt_provider): /axs10x_mb/ethernet@18000: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/axc003.dtsi:85.16-90.5: Warning (interrupt_provider): /cpu_card/pct: '#interrupt-cells' found, but node is not an interrupt provider
   1 arch/arc/boot/dts/axc003.dtsi:102.18-104.5: Warning (interrupt_provider): /axs10x_mb/ethernet@18000: '#interrupt-cells' found, but node is not an interrupt provider
   1 __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ./arch/riscv/include/generated/asm/hardirq.h:13 warnings generated.
   1 In file included from ../kernel/reboot.c../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/kernel_stat.h../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/irq.h:../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/io.h:../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/io.h:../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/hardirq.h:../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/bvec.h../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/bpf.h:31../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/bpf.h:../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/asm-generic/hardirq.h:17../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../fs/ext2/namei.c:../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]In file included from ../block/blk-timeout.c:7:
   1 :744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :#define insb(addr, buffer, count) __insb(PCI_IOBASE + (addr), buffer, count)561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : ../include/asm-generic/io.hwarning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : ../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 605:../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 548:../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 2In file included from :../arch/riscv/include/asm/io.h :warning: 136performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 13 warnings generated  AR      kernel/built-in.a
   1 13 warning13 warnings generated.
   1 #define insw(addr, buffer, count) __insw(PCI_IOBASE + (addr), buffer, count)../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))13 warnings generated.