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

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BugLink: https://bugs.launchpad.net/bugs/2071621

[ Upstream commit 1ac710a6e8545c6df7a292f167dd088880a74c05 ]

Set intr1 to 0 in mt7996_irq_tasklet() in order to avoid possible
uninitialized variable usage if wed is not active for hif2.

Fixes: 83eafc9251 ("wifi: mt76: mt7996: add wed tx support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Manuel Diewald <manuel.diewald@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
This commit is contained in:
Lorenzo Bianconi
2024-03-19 13:05:36 +01:00
committed by Stefan Bader
parent 8bcafd0286
commit ee569cfdc4
1 changed files with 1 additions and 1 deletions
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drivers/net/wireless/mediatek/mt76/mt7996/mmio.c
+1 -1
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@@ -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);