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(parent: e9c14b5) | patch
hv_netvsc: Add check for kvmalloc_array
authorJiasheng Jiang <jiasheng@iscas.ac.cn>
Mon, 14 Mar 2022 02:01:25 +0000 (10:01 +0800)
committerJakub Kicinski <kuba@kernel.org>
Wed, 16 Mar 2022 04:57:53 +0000 (21:57 -0700)
commit886e44c9298a6b428ae046e2fa092ca52e822e6a
tree45806e15f07dc71f034913207880082561765f57tree | snapshot
parente9c14b59ea2ec19afe22d60b07583b7e08c74290commit | diff
hv_netvsc: Add check for kvmalloc_array

As the potential failure of the kvmalloc_array(),
it should be better to check and restore the 'data'
if fails in order to avoid the dereference of the
NULL pointer.

Fixes: 6ae746711263 ("hv_netvsc: Add per-cpu ethtool stats for netvsc")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Link: https://lore.kernel.org/r/20220314020125.2365084-1-jiasheng@iscas.ac.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/hyperv/netvsc_drv.c diff | blob | history
Domain: System / Kernel;