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(parent: 0b4a5d1) | patch
sfc_ef100: potential dereference of null pointer
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Wed, 15 Dec 2021 14:37:31 +0000 (22:37 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 22 Dec 2021 08:32:44 +0000 (09:32 +0100)
commit9a77c02d1d2147a76bd187af1bf5a34242662d12
tree58f5988ea4a2f2a26e003adaa432ed816f835b52tree | snapshot
parent0b4a5d1e15ce72f69be48f38dc0401dab890ae0fcommit | diff
sfc_ef100: potential dereference of null pointer

[ Upstream commit 407ecd1bd726f240123f704620d46e285ff30dd9 ]

The return value of kmalloc() needs to be checked.
To avoid use in efx_nic_update_stats() in case of the failure of alloc.

Fixes: b593b6f1b492 ("sfc_ef100: statistics gathering")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/net/ethernet/sfc/ef100_nic.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git