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mt76: mt7915: fix possible memory leak in mt7915_mcu_add_sta

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[ Upstream commit a43736cd12 ]

Free allocated skb in mt7915_mcu_add_sta routine in case of failures.

Fixes: 89bbd3730f ("mt76: mt7915: rework starec TLV tags")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Lorenzo Bianconi 2022-01-24 20:36:52 +01:00 committed by Greg Kroah-Hartman
parent 5c2ef67f48
commit b334a245ff
1 changed files with 6 additions and 2 deletions
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8
drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
View file

@ -2399,8 +2399,10 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
}
ret = mt7915_mcu_sta_wtbl_tlv(dev, skb, vif, sta);
if (ret)
if (ret) {
dev_kfree_skb(skb);
return ret;
}
if (sta && sta->ht_cap.ht_supported) {
/* starec amsdu */
@ -2414,8 +2416,10 @@ int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
}
ret = mt7915_mcu_add_group(dev, vif, sta);
if (ret)
if (ret) {
dev_kfree_skb(skb);
return ret;
}
out:
return mt76_mcu_skb_send_msg(&dev->mt76, skb,
MCU_EXT_CMD(STA_REC_UPDATE), true);