Re: [PATCH] iio/inkern.c Use list_for_each_entry_safe

From: kbuild test robot
Date: Tue Dec 08 2015 - 12:04:23 EST

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In reply to: Anshul Garg: "[PATCH] iio/inkern.c Use list_for_each_entry_safe"
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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
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Next message: Andy Whitcroft: "Re: cgroup pids controller -- WARN_ON_ONCE triggering"
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In reply to: Anshul Garg: "[PATCH] iio/inkern.c Use list_for_each_entry_safe"
Next in thread: kbuild test robot: "Re: [PATCH] iio/inkern.c Use list_for_each_entry_safe"
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