Hi Kitone, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on v4.17] [cannot apply to linus/master block/for-next v4.18-rc1 next-20180622] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Kitone-Elvis-Peter/block-Use-SPDX-License-Identifier/20180622-192459 config: x86_64-randconfig-x007-201824 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): In file included from include/uapi/linux/posix_types.h:5:0, from include/uapi/linux/types.h:14, from include/linux/compiler.h:169, from include/linux/init.h:5, from drivers//block/brd.c:12: drivers//block/brd.c: In function 'ramdisk_size': >> include/linux/stddef.h:8:14: warning: passing argument 2 of 'kstrtol' makes integer from pointer without a cast [-Wint-conversion] #define NULL ((void *)0) ^ >> drivers//block/brd.c:354:25: note: in expansion of macro 'NULL' rd_size = kstrtol(str, NULL, 0); ^~~~ In file included from include/linux/list.h:9:0, from include/linux/module.h:9, from drivers//block/brd.c:14: include/linux/kernel.h:361:32: note: expected 'unsigned int' but argument is of type 'void *' static inline int __must_check kstrtol(const char *s, unsigned int base, long *res) ^~~~~~~ -- In file included from include/uapi/linux/posix_types.h:5:0, from include/uapi/linux/types.h:14, from include/linux/compiler.h:169, from include/linux/init.h:5, from drivers/block/brd.c:12: drivers/block/brd.c: In function 'ramdisk_size': >> include/linux/stddef.h:8:14: warning: passing argument 2 of 'kstrtol' makes integer from pointer without a cast [-Wint-conversion] #define NULL ((void *)0) ^ drivers/block/brd.c:354:25: note: in expansion of macro 'NULL' rd_size = kstrtol(str, NULL, 0); ^~~~ In file included from include/linux/list.h:9:0, from include/linux/module.h:9, from drivers/block/brd.c:14: include/linux/kernel.h:361:32: note: expected 'unsigned int' but argument is of type 'void *' static inline int __must_check kstrtol(const char *s, unsigned int base, long *res) ^~~~~~~ vim +/kstrtol +8 include/linux/stddef.h ^1da177e Linus Torvalds 2005-04-16 6 ^1da177e Linus Torvalds 2005-04-16 7 #undef NULL ^1da177e Linus Torvalds 2005-04-16 @8 #define NULL ((void *)0) 6e218287 Richard Knutsson 2006-09-30 9 :::::: The code at line 8 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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