mt76: mt7615: add vif check in mt7615_update_vif_beacon()

This avoids the WARN_ON(1) calltrace in station mode.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Ryder Lee 2020-12-05 07:37:15 +08:00 • committed by Felix Fietkau
commit 02af31c3cc