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(parent: ed46b3e) | patch
hv_netvsc: Fix potential dereference of NULL pointer
authorYongzhi Liu <lyz_cs@pku.edu.cn>
Thu, 19 May 2022 12:09:48 +0000 (05:09 -0700)
committerJakub Kicinski <kuba@kernel.org>
Sat, 21 May 2022 00:45:31 +0000 (17:45 -0700)
commiteb4c0788964730d12e8dd520bd8f5217ca48321c
tree1e508e859be2a71ed11bf49682781ee18325f5dftree | snapshot
parented46b3e1272d6e5c79c8333a60115003035cfbd4commit | diff
hv_netvsc: Fix potential dereference of NULL pointer

The return value of netvsc_devinfo_get()
needs to be checked to avoid use of NULL
pointer in case of an allocation failure.

Fixes: 0efeea5fb153 ("hv_netvsc: Add the support of hibernation")
Signed-off-by: Yongzhi Liu <lyz_cs@pku.edu.cn>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Link: https://lore.kernel.org/r/1652962188-129281-1-git-send-email-lyz_cs@pku.edu.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/hyperv/netvsc_drv.c diff | blob | history
Domain: System / Kernel;