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Date: Sat, 12 Mar 2022 09:12:25 +0800
From: kernel test robot <lkp@...el.com>
To: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org
Subject: [rmk-arm:zii 184/199] include/linux/container_of.h:19:54: error:
invalid use of undefined type 'struct b53_device'
tree: git://git.armlinux.org.uk/~rmk/linux-arm zii
head: 6c861f50ef8f930ea963f334f1b9cf06e9d040f6
commit: 648a4dae40d98210ca4b54b2aefffe2e4cf3bcf8 [184/199] net: dsa: b53: convert to phylink_pcs
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20220312/202203120915.ngsC6dne-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git remote add rmk-arm git://git.armlinux.org.uk/~rmk/linux-arm
git fetch --no-tags rmk-arm zii
git checkout 648a4dae40d98210ca4b54b2aefffe2e4cf3bcf8
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=sh SHELL=/bin/bash drivers/net/dsa/b53/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from include/linux/bits.h:22,
from include/linux/bitops.h:6,
from include/linux/log2.h:12,
from include/asm-generic/div64.h:55,
from ./arch/sh/include/generated/asm/div64.h:1,
from include/linux/math.h:5,
from include/linux/delay.h:22,
from drivers/net/dsa/b53/b53_common.c:20:
drivers/net/dsa/b53/b53_priv.h: In function 'pcs_to_b53_pcs':
>> include/linux/container_of.h:19:54: error: invalid use of undefined type 'struct b53_device'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~
include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
>> include/linux/compiler_types.h:276:27: error: expression in static assertion is not an integer
276 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
In file included from <command-line>:
>> include/linux/compiler_types.h:140:41: error: invalid use of undefined type 'struct b53_device'
140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^~~~~~~~~~~~~~~~~~
include/linux/stddef.h:17:33: note: in expansion of macro '__compiler_offsetof'
17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~~
include/linux/container_of.h:22:28: note: in expansion of macro 'offsetof'
22 | ((type *)(__mptr - offsetof(type, member))); })
| ^~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
--
In file included from include/linux/bits.h:22,
from include/linux/bitops.h:6,
from include/linux/log2.h:12,
from include/asm-generic/div64.h:55,
from ./arch/sh/include/generated/asm/div64.h:1,
from include/linux/math.h:5,
from include/linux/delay.h:22,
from drivers/net/dsa/b53/b53_serdes.c:10:
drivers/net/dsa/b53/b53_priv.h: In function 'pcs_to_b53_pcs':
>> include/linux/container_of.h:19:54: error: invalid use of undefined type 'struct b53_device'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~
include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
>> include/linux/compiler_types.h:276:27: error: expression in static assertion is not an integer
276 | #define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b))
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:78:56: note: in definition of macro '__static_assert'
78 | #define __static_assert(expr, msg, ...) _Static_assert(expr, msg)
| ^~~~
include/linux/container_of.h:19:9: note: in expansion of macro 'static_assert'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:19:23: note: in expansion of macro '__same_type'
19 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
In file included from <command-line>:
>> include/linux/compiler_types.h:140:41: error: invalid use of undefined type 'struct b53_device'
140 | #define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
| ^~~~~~~~~~~~~~~~~~
include/linux/stddef.h:17:33: note: in expansion of macro '__compiler_offsetof'
17 | #define offsetof(TYPE, MEMBER) __compiler_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~~
include/linux/container_of.h:22:28: note: in expansion of macro 'offsetof'
22 | ((type *)(__mptr - offsetof(type, member))); })
| ^~~~~~~~
drivers/net/dsa/b53/b53_priv.h:89:16: note: in expansion of macro 'container_of'
89 | return container_of(pcs, struct b53_device, pcs);
| ^~~~~~~~~~~~
In file included from drivers/net/dsa/b53/b53_serdes.c:16:
drivers/net/dsa/b53/b53_priv.h:90:1: error: control reaches end of non-void function [-Werror=return-type]
90 | }
| ^
cc1: some warnings being treated as errors
vim +19 include/linux/container_of.h
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 9
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 10 /**
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 11 * container_of - cast a member of a structure out to the containing structure
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 12 * @ptr: the pointer to the member.
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 13 * @type: the type of the container struct this is embedded in.
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 14 * @member: the name of the member within the struct.
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 15 *
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 16 */
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 17 #define container_of(ptr, type, member) ({ \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 18 void *__mptr = (void *)(ptr); \
e1edc277e6f6df Rasmus Villemoes 2021-11-08 @19 static_assert(__same_type(*(ptr), ((type *)0)->member) || \
e1edc277e6f6df Rasmus Villemoes 2021-11-08 20 __same_type(*(ptr), void), \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 21 "pointer type mismatch in container_of()"); \
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 22 ((type *)(__mptr - offsetof(type, member))); })
d2a8ebbf8192b8 Andy Shevchenko 2021-11-08 23
:::::: The code at line 19 was first introduced by commit
:::::: e1edc277e6f6dfb372216522dfc57f9381c39e35 linux/container_of.h: switch to static_assert
:::::: TO: Rasmus Villemoes <linux@...musvillemoes.dk>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>
---
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