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[PATCH] mt76: mt7915: fix possible infinite loop release semaphore

From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: 2021-09-14 16:43:08
Subsystem: mediatek mt76 wireless lan driver, the rest · Maintainers: Felix Fietkau, Lorenzo Bianconi, Ryder Lee, Linus Torvalds

Fix possible infinite loop in mt7915_load_patch if
mt7915_mcu_patch_sem_ctrl always returns an error.

Fixes: e57b7901469fc ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
 drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index 263a99d0b723..cd2d7629714b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -2712,7 +2712,7 @@ static int mt7915_load_patch(struct mt7915_dev *dev)
 	default:
 		ret = -EAGAIN;
 		dev_err(dev->mt76.dev, "Failed to release patch semaphore\n");
-		goto out;
+		break;
 	}
 	release_firmware(fw);
 
-- 
2.31.1
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