Hi Ley, [auto build test WARNING on pci/next -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Ley-Foon-Tan/arm-add-msi-h-to-Kbuild/20151019-162417 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> drivers/pci/host/pcie-altera.c:117:6: sparse: symbol 'altera_pcie_fixups' was not declared. Should it be static? drivers/pci/host/pcie-altera.c:496:53: sparse: incorrect type in argument 2 (incompatible argument 1 (different base types)) drivers/pci/host/pcie-altera.c:496:53: expected void ( *[usertype] handle )( ... ) drivers/pci/host/pcie-altera.c:496:53: got void ( static [toplevel] *<noident> )( ... ) drivers/pci/host/pcie-altera.c: In function 'altera_pcie_parse_dt': drivers/pci/host/pcie-altera.c:496:46: warning: passing argument 2 of 'irq_set_chained_handler_and_data' from incompatible pointer type [-Wincompatible-pointer-types] irq_set_chained_handler_and_data(pcie->irq, altera_pcie_isr, pcie); ^ In file included from arch/x86/include/asm/hardirq.h:5:0, from include/linux/hardirq.h:8, from include/linux/interrupt.h:12, from drivers/pci/host/pcie-altera.c:17: include/linux/irq.h:545:1: note: expected 'irq_flow_handler_t {aka void (*)(unsigned int, struct irq_desc *)}' but argument is of type 'void (*)(struct irq_desc *)' irq_set_chained_handler_and_data(unsigned int irq, irq_flow_handler_t handle, ^ Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html