diff mbox series

wifi: mt76: mt7996: fix uninitialized variable in mt7996_irq_tasklet()

Message ID a9a5135d456e3070b79716e92422fa9fb9b98854.1710849730.git.lorenzo@kernel.org (mailing list archive)
State Accepted
Delegated to: Felix Fietkau
Headers show
Series wifi: mt76: mt7996: fix uninitialized variable in mt7996_irq_tasklet() | expand

Commit Message

Lorenzo Bianconi March 19, 2024, 12:05 p.m. UTC
Set intr1 to 0 in mt7996_irq_tasklet() in order to avoid possible
uninitialized variable usage if wed is not active for hif2.

Fixes: 83eafc9251d6 ("wifi: mt76: mt7996: add wed tx support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7996/mmio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
index 304e5fd14803..928a9663b49e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
@@ -519,7 +519,7 @@  static void mt7996_irq_tasklet(struct tasklet_struct *t)
 	struct mt7996_dev *dev = from_tasklet(dev, t, mt76.irq_tasklet);
 	struct mtk_wed_device *wed = &dev->mt76.mmio.wed;
 	struct mtk_wed_device *wed_hif2 = &dev->mt76.mmio.wed_hif2;
-	u32 i, intr, mask, intr1;
+	u32 i, intr, mask, intr1 = 0;
 
 	if (dev->hif2 && mtk_wed_device_active(wed_hif2)) {
 		mtk_wed_device_irq_set_mask(wed_hif2, 0);