Hi Anshul, [auto build test ERROR on v4.4-rc4] [also build test ERROR on next-20151208] url: https://github.com/0day-ci/linux/commits/Anshul-Garg/iio-inkern-c-Use-list_for_each_entry_safe/20151209-005155 config: x86_64-randconfig-x014-201549 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): In file included from include/linux/list.h:8:0, from include/linux/preempt.h:10, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/iio/inkern.c:11: drivers/iio/inkern.c: In function 'iio_map_array_unregister': >> include/linux/kernel.h:813:27: error: 'struct iio_map_internal' has no member named 'list' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:363:2: note: in expansion of macro 'list_entry' list_entry((ptr)->next, type, member) ^ include/linux/list.h:521:13: note: in expansion of macro 'list_first_entry' for (pos = list_first_entry(head, typeof(*pos), member), \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ >> drivers/iio/inkern.c:67:40: error: 'iio_map_listi' undeclared (first use in this function) list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ include/linux/kernel.h:813:49: note: in definition of macro 'container_of' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:363:2: note: in expansion of macro 'list_entry' list_entry((ptr)->next, type, member) ^ include/linux/list.h:521:13: note: in expansion of macro 'list_first_entry' for (pos = list_first_entry(head, typeof(*pos), member), \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ drivers/iio/inkern.c:67:40: note: each undeclared identifier is reported only once for each function it appears in list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ include/linux/kernel.h:813:49: note: in definition of macro 'container_of' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:363:2: note: in expansion of macro 'list_entry' list_entry((ptr)->next, type, member) ^ include/linux/list.h:521:13: note: in expansion of macro 'list_first_entry' for (pos = list_first_entry(head, typeof(*pos), member), \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/compiler.h:56:0, from include/linux/err.h:4, from drivers/iio/inkern.c:9: >> include/linux/compiler-gcc.h:158:2: error: 'struct iio_map_internal' has no member named 'list' __builtin_offsetof(a, b) ^ include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^ include/linux/kernel.h:814:29: note: in expansion of macro 'offsetof' (type *)( (char *)__mptr - offsetof(type,member) );}) ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:363:2: note: in expansion of macro 'list_entry' list_entry((ptr)->next, type, member) ^ include/linux/list.h:521:13: note: in expansion of macro 'list_first_entry' for (pos = list_first_entry(head, typeof(*pos), member), \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/list.h:8:0, from include/linux/preempt.h:10, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/iio/inkern.c:11: >> include/linux/kernel.h:813:27: error: 'struct iio_map_internal' has no member named 'list' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:522:7: note: in expansion of macro 'list_next_entry' n = list_next_entry(pos, member); \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ >> include/linux/list.h:393:18: error: 'struct iio_map_internal' has no member named 'list' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/kernel.h:813:49: note: in definition of macro 'container_of' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:522:7: note: in expansion of macro 'list_next_entry' n = list_next_entry(pos, member); \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/compiler.h:56:0, from include/linux/err.h:4, from drivers/iio/inkern.c:9: >> include/linux/compiler-gcc.h:158:2: error: 'struct iio_map_internal' has no member named 'list' __builtin_offsetof(a, b) ^ include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^ include/linux/kernel.h:814:29: note: in expansion of macro 'offsetof' (type *)( (char *)__mptr - offsetof(type,member) );}) ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:522:7: note: in expansion of macro 'list_next_entry' n = list_next_entry(pos, member); \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/preempt.h:10:0, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/iio/inkern.c:11: include/linux/list.h:521:57: warning: left-hand operand of comma expression has no effect [-Wunused-value] for (pos = list_first_entry(head, typeof(*pos), member), \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ include/linux/list.h:523:11: error: 'struct iio_map_internal' has no member named 'list' &pos->member != (head); \ ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/list.h:8:0, from include/linux/preempt.h:10, from include/linux/spinlock.h:50, from include/linux/mmzone.h:7, from include/linux/gfp.h:5, from include/linux/slab.h:14, from drivers/iio/inkern.c:11: >> include/linux/kernel.h:813:27: error: 'struct iio_map_internal' has no member named 'list' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:524:20: note: in expansion of macro 'list_next_entry' pos = n, n = list_next_entry(n, member)) ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ >> include/linux/list.h:393:18: error: 'struct iio_map_internal' has no member named 'list' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/kernel.h:813:49: note: in definition of macro 'container_of' const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:524:20: note: in expansion of macro 'list_next_entry' pos = n, n = list_next_entry(n, member)) ^ >> drivers/iio/inkern.c:67:2: note: in expansion of macro 'list_for_each_entry_safe' list_for_each_entry_safe(mapi, next, &iio_map_listi, list) { ^ In file included from include/linux/compiler.h:56:0, from include/linux/err.h:4, from drivers/iio/inkern.c:9: >> include/linux/compiler-gcc.h:158:2: error: 'struct iio_map_internal' has no member named 'list' __builtin_offsetof(a, b) ^ include/linux/stddef.h:16:32: note: in expansion of macro '__compiler_offsetof' #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER) ^ include/linux/kernel.h:814:29: note: in expansion of macro 'offsetof' (type *)( (char *)__mptr - offsetof(type,member) );}) ^ include/linux/list.h:352:2: note: in expansion of macro 'container_of' container_of(ptr, type, member) ^ include/linux/list.h:393:2: note: in expansion of macro 'list_entry' list_entry((pos)->member.next, typeof(*(pos)), member) ^ include/linux/list.h:524:20: note: in expansion of macro 'list_next_entry' pos = n, n = list_next_entry(n, member)) ^ vim +813 include/linux/kernel.h ^1da177e Linus Torvalds 2005-04-16 807 * @ptr: the pointer to the member. ^1da177e Linus Torvalds 2005-04-16 808 * @type: the type of the container struct this is embedded in. ^1da177e Linus Torvalds 2005-04-16 809 * @member: the name of the member within the struct. ^1da177e Linus Torvalds 2005-04-16 810 * ^1da177e Linus Torvalds 2005-04-16 811 */ ^1da177e Linus Torvalds 2005-04-16 812 #define container_of(ptr, type, member) ({ \ ^1da177e Linus Torvalds 2005-04-16 @813 const typeof( ((type *)0)->member ) *__mptr = (ptr); \ ^1da177e Linus Torvalds 2005-04-16 814 (type *)( (char *)__mptr - offsetof(type,member) );}) ^1da177e Linus Torvalds 2005-04-16 815 b9d4f426 Arnaud Lacombe 2011-07-25 816 /* Rebuild everything on CONFIG_FTRACE_MCOUNT_RECORD */ :::::: The code at line 813 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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