From: kernel test robot <lkp@intel.com>
To: kbuild@lists.01.org
Subject: [PATCH] mlxsw: core_linecards: fix badty.cocci warnings
Date: Wed, 20 Apr 2022 06:03:12 +0800 [thread overview]
Message-ID: <Yl8xoN3N1UxohvLb@00a3b03d768d> (raw)
In-Reply-To: <202204200641.UExpaKGA-lkp@intel.com>
[-- Attachment #1: Type: text/plain, Size: 2247 bytes --]
CC: kbuild-all(a)lists.01.org
BCC: lkp(a)intel.com
CC: Linux Memory Management List <linux-mm@kvack.org>
TO: Jiri Pirko <jiri@nvidia.com>
CC: Ido Schimmel <idosch@nvidia.com>
CC: Petr Machata <petrm@nvidia.com>
CC: Jakub Kicinski <kuba@kernel.org>
CC: Paolo Abeni <pabeni@redhat.com>
CC: netdev(a)vger.kernel.org
CC: linux-kernel(a)vger.kernel.org
From: kernel test robot <lkp@intel.com>
drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:826:18-48: WARNING: Use correct pointer type argument for sizeof
Correct the size argument to alloc functions
Semantic patch information:
This makes an effort to find cases where the argument to sizeof is wrong
in memory allocation functions by checking the type of the allocated memory
when it is a double pointer and ensuring the sizeof argument takes a pointer
to the the memory being allocated. There are false positives in cases the
sizeof argument is not used in constructing the return value. The result
may need some reformatting.
Generated by: scripts/coccinelle/misc/badty.cocci
Fixes: b217127e5e4e ("mlxsw: core_linecards: Add line card objects and implement provisioning")
CC: Jiri Pirko <jiri@nvidia.com>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: kernel test robot <lkp@intel.com>
---
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 634de1db0e9bbeb90d7b01020e59ec3dab4d38a1
commit: b217127e5e4ee0ecfce7c5f84cfe082238123bda [4374/4662] mlxsw: core_linecards: Add line card objects and implement provisioning
:::::: branch date: 15 hours ago
:::::: commit date: 2 days ago
Please take the patch only if it's a positive warning. Thanks!
drivers/net/ethernet/mellanox/mlxsw/core_linecards.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_linecards.c
@@ -823,7 +823,7 @@ static int mlxsw_linecard_types_init(str
}
types_info->ini_files = kmalloc_array(types_info->count,
- sizeof(struct mlxsw_linecard_ini_file),
+ sizeof(*types_info->ini_files),
GFP_KERNEL);
if (!types_info->ini_files) {
err = -ENOMEM;
next prev parent reply other threads:[~2022-04-19 22:03 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-19 22:08 [linux-next:master 4374/4662] drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:826:18-48: WARNING: Use correct pointer type argument for sizeof kernel test robot
2022-04-19 22:03 ` kernel test robot [this message]
-- strict thread matches above, loose matches on Subject: below --
2022-03-13 21:13 [jpirko-mlxsw:combined_queue 33/79] drivers/net/ethernet/mellanox/mlxsw/core_linecards.c:819:18-48: " kernel test robot
2022-03-13 21:06 ` [PATCH] mlxsw: core_linecards: fix badty.cocci warnings kernel test robot
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