mt76: fix a possible NULL pointer dereference in mt76_testmode_dump
authorLorenzo Bianconi <lorenzo@kernel.org>
Fri, 21 Aug 2020 10:52:15 +0000 (12:52 +0200)
committerFelix Fietkau <nbd@nbd.name>
Thu, 24 Sep 2020 16:10:15 +0000 (18:10 +0200)
commitce8463a726a5669b200a1c2c17f95bc1394cc6bf
treeaa3f75af4759ba960a62a06de9e8cb97300272d8
parenta081de174d11b12db9a94eb748041c2732f14c10
mt76: fix a possible NULL pointer dereference in mt76_testmode_dump

Fix a possible NULL pointer dereference in mt76_testmode_dump() since
nla_nest_start returns NULL in case of error

Fixes: f0efa8621550e ("mt76: add API for testmode support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/testmode.c