mt76: mt7921: fix possible NULL pointer dereference in mt7921_mac_write_txwi
authorLorenzo Bianconi <lorenzo@kernel.org>
Thu, 18 Nov 2021 10:50:27 +0000 (11:50 +0100)
committerFelix Fietkau <nbd@nbd.name>
Sun, 19 Dec 2021 14:23:59 +0000 (15:23 +0100)
commitec2ebc1c5a5ce49538fa78108c53eaf722eee908
treed8c427a605f1382959758db07e22335c013b3999
parentd4f3d1c4d3c2bcce76a96a6562170664b25112f0
mt76: mt7921: fix possible NULL pointer dereference in mt7921_mac_write_txwi

Fix a possible NULL pointer deference issue in mt7921_mac_write_txwi
routine if vif is NULL.

Fixes: 33920b2bf0483 ("mt76: add support for setting mcast rate")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mt7921/mac.c