In mt7996_stop_phy() the mt7996_phy structure is
dereferenced before the null sanity check which could
lead to a null deref.
Fix by moving the dereference operation after the
sanity check.
Fixes: 69d54ce7491d ("wifi: mt76: mt7996: switch to single multi-radio wiphy")
Signed-off-by: Qasim Ijaz <qasdev00@gmail.com>
Link: https://patch.msgid.link/20250421111344.11484-1-qasdev00@gmail.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
static void mt7996_stop_phy(struct mt7996_phy *phy)
{
- struct mt7996_dev *dev = phy->dev;
+ struct mt7996_dev *dev;
if (!phy || !test_bit(MT76_STATE_RUNNING, &phy->mt76->state))
return;
+ dev = phy->dev;
+
cancel_delayed_work_sync(&phy->mt76->mac_work);
mutex_lock(&dev->mt76.mutex);