From: kernel test robot <lkp@intel.com>
To: David Howells <dhowells@redhat.com>
Cc: oe-kbuild-all@lists.linux.dev
Subject: [dhowells-fs:cifs-next 3/9] fs/smb/client/cifs_debug.c:48:66: warning: passing argument 3 of 'server->ops->check_message' makes integer from pointer without a cast
Date: Thu, 13 Nov 2025 21:50:46 +0800 [thread overview]
Message-ID: <202511132120.BjBdZPVN-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git cifs-next
head: 4ca2b517a4ff65e3e8e3a7decc78e4a23481a1de
commit: 99a365f9df4d8326defaf33b4dbef35c16d9cde8 [3/9] cifs: Remove the RFC1002 header from smb_hdr
config: sh-randconfig-002-20251113 (https://download.01.org/0day-ci/archive/20251113/202511132120.BjBdZPVN-lkp@intel.com/config)
compiler: sh4-linux-gcc (GCC) 11.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251113/202511132120.BjBdZPVN-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202511132120.BjBdZPVN-lkp@intel.com/
All warnings (new ones prefixed by >>):
fs/smb/client/cifs_debug.c: In function 'cifs_dump_detail':
>> fs/smb/client/cifs_debug.c:48:66: warning: passing argument 3 of 'server->ops->check_message' makes integer from pointer without a cast [-Wint-conversion]
48 | if (!server->ops->check_message(buf, server->total_read, server)) {
| ^~~~~~
| |
| struct TCP_Server_Info *
fs/smb/client/cifs_debug.c:48:66: note: expected 'unsigned int' but argument is of type 'struct TCP_Server_Info *'
fs/smb/client/cifs_debug.c:48:14: error: too few arguments to function 'server->ops->check_message'
48 | if (!server->ops->check_message(buf, server->total_read, server)) {
| ^~~~~~
In file included from include/linux/init.h:5,
from include/linux/printk.h:6,
from include/asm-generic/bug.h:22,
from arch/sh/include/asm/bug.h:112,
from include/linux/bug.h:5,
from include/linux/vfsdebug.h:5,
from include/linux/fs.h:5,
from fs/smb/client/cifs_debug.c:8:
fs/smb/client/cifs_debug.c: In function 'cifs_dump_mids':
include/linux/container_of.h:21:54: error: invalid use of undefined type 'struct mid_q_entry'
21 | 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:21:9: note: in expansion of macro 'static_assert'
21 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:21:23: note: in expansion of macro '__same_type'
21 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/list.h:609:9: note: in expansion of macro 'container_of'
609 | container_of(ptr, type, member)
| ^~~~~~~~~~~~
include/linux/list.h:620:9: note: in expansion of macro 'list_entry'
620 | list_entry((ptr)->next, type, member)
| ^~~~~~~~~~
include/linux/list.h:782:20: note: in expansion of macro 'list_first_entry'
782 | for (pos = list_first_entry(head, typeof(*pos), member); \
| ^~~~~~~~~~~~~~~~
fs/smb/client/cifs_debug.c:65:9: note: in expansion of macro 'list_for_each_entry'
65 | list_for_each_entry(mid_entry, &server->pending_mid_q, qhead) {
| ^~~~~~~~~~~~~~~~~~~
include/linux/compiler_types.h:537:27: error: expression in static assertion is not an integer
537 | #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:21:9: note: in expansion of macro 'static_assert'
21 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~~~
include/linux/container_of.h:21:23: note: in expansion of macro '__same_type'
21 | static_assert(__same_type(*(ptr), ((type *)0)->member) || \
| ^~~~~~~~~~~
include/linux/list.h:609:9: note: in expansion of macro 'container_of'
609 | container_of(ptr, type, member)
| ^~~~~~~~~~~~
include/linux/list.h:620:9: note: in expansion of macro 'list_entry'
620 | list_entry((ptr)->next, type, member)
| ^~~~~~~~~~
include/linux/list.h:782:20: note: in expansion of macro 'list_first_entry'
782 | for (pos = list_first_entry(head, typeof(*pos), member); \
| ^~~~~~~~~~~~~~~~
fs/smb/client/cifs_debug.c:65:9: note: in expansion of macro 'list_for_each_entry'
65 | list_for_each_entry(mid_entry, &server->pending_mid_q, qhead) {
| ^~~~~~~~~~~~~~~~~~~
In file included from include/uapi/linux/posix_types.h:5,
from include/uapi/linux/types.h:14,
from include/linux/types.h:6,
from include/linux/kasan-checks.h:5,
from include/asm-generic/rwonce.h:26,
from ./arch/sh/include/generated/asm/rwonce.h:1,
from include/linux/compiler.h:382,
from include/linux/export.h:5,
from include/linux/linkage.h:7,
from arch/sh/include/asm/bug.h:5,
from include/linux/bug.h:5,
from include/linux/vfsdebug.h:5,
from include/linux/fs.h:5,
from fs/smb/client/cifs_debug.c:8:
include/linux/stddef.h:16:33: error: invalid use of undefined type 'struct mid_q_entry'
16 | #define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER)
| ^~~~~~~~~~~~~~~~~~
include/linux/container_of.h:24:28: note: in expansion of macro 'offsetof'
24 | ((type *)(__mptr - offsetof(type, member))); })
| ^~~~~~~~
include/linux/list.h:609:9: note: in expansion of macro 'container_of'
609 | container_of(ptr, type, member)
| ^~~~~~~~~~~~
include/linux/list.h:620:9: note: in expansion of macro 'list_entry'
620 | list_entry((ptr)->next, type, member)
| ^~~~~~~~~~
include/linux/list.h:782:20: note: in expansion of macro 'list_first_entry'
782 | for (pos = list_first_entry(head, typeof(*pos), member); \
| ^~~~~~~~~~~~~~~~
fs/smb/client/cifs_debug.c:65:9: note: in expansion of macro 'list_for_each_entry'
65 | list_for_each_entry(mid_entry, &server->pending_mid_q, qhead) {
| ^~~~~~~~~~~~~~~~~~~
In file included from include/linux/wait.h:7,
from include/linux/wait_bit.h:8,
from include/linux/fs.h:7,
--
fs/smb/client/smb2ops.c: In function 'smb2_dump_detail':
>> fs/smb/client/smb2ops.c:443:66: warning: passing argument 3 of 'server->ops->check_message' makes integer from pointer without a cast [-Wint-conversion]
443 | if (!server->ops->check_message(buf, server->total_read, server)) {
| ^~~~~~
| |
| struct TCP_Server_Info *
fs/smb/client/smb2ops.c:443:66: note: expected 'unsigned int' but argument is of type 'struct TCP_Server_Info *'
fs/smb/client/smb2ops.c:443:14: error: too few arguments to function 'server->ops->check_message'
443 | if (!server->ops->check_message(buf, server->total_read, server)) {
| ^~~~~~
vim +48 fs/smb/client/cifs_debug.c
^1da177e4c3f41 fs/cifs/cifs_debug.c Linus Torvalds 2005-04-16 39
14547f7d74c4a2 fs/cifs/cifs_debug.c Ronnie Sahlberg 2018-04-22 40 void cifs_dump_detail(void *buf, struct TCP_Server_Info *server)
3979877e5606ec fs/cifs/cifs_debug.c Steve French 2006-05-31 41 {
8aa26f3ed80ddb fs/cifs/cifs_debug.c Pavel Shilovsky 2012-05-17 42 #ifdef CONFIG_CIFS_DEBUG2
0827f71b881c9d fs/cifs/cifs_debug.c Yu Zhe 2022-06-14 43 struct smb_hdr *smb = buf;
d4e4854fd1c85a fs/cifs/cifs_debug.c Pavel Shilovsky 2012-03-23 44
b50492b05fd028 fs/smb/client/cifs_debug.c Paulo Alcantara 2023-12-16 45 cifs_dbg(VFS, "Cmd: %d Err: 0x%x Flags: 0x%x Flgs2: 0x%x Mid: %d Pid: %d Wct: %d\n",
b50492b05fd028 fs/smb/client/cifs_debug.c Paulo Alcantara 2023-12-16 46 smb->Command, smb->Status.CifsError, smb->Flags,
b50492b05fd028 fs/smb/client/cifs_debug.c Paulo Alcantara 2023-12-16 47 smb->Flags2, smb->Mid, smb->Pid, smb->WordCount);
b50492b05fd028 fs/smb/client/cifs_debug.c Paulo Alcantara 2023-12-16 @48 if (!server->ops->check_message(buf, server->total_read, server)) {
14547f7d74c4a2 fs/cifs/cifs_debug.c Ronnie Sahlberg 2018-04-22 49 cifs_dbg(VFS, "smb buf %p len %u\n", smb,
68ed14496b032b fs/cifs/cifs_debug.c Enzo Matsumiya 2022-08-17 50 server->ops->calc_smb_size(smb));
b50492b05fd028 fs/smb/client/cifs_debug.c Paulo Alcantara 2023-12-16 51 }
8aa26f3ed80ddb fs/cifs/cifs_debug.c Pavel Shilovsky 2012-05-17 52 #endif /* CONFIG_CIFS_DEBUG2 */
3979877e5606ec fs/cifs/cifs_debug.c Steve French 2006-05-31 53 }
3979877e5606ec fs/cifs/cifs_debug.c Steve French 2006-05-31 54
:::::: The code at line 48 was first introduced by commit
:::::: b50492b05fd02887b46aef079592207fb5c97a4c smb: client: fix potential OOB in cifs_dump_detail()
:::::: TO: Paulo Alcantara <pc@manguebit.com>
:::::: CC: Steve French <stfrench@microsoft.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-11-13 13:51 UTC|newest]
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