6.13-stable review patch. If anyone has any objections, please let me know.
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From: Charles Han hanchunchao@inspur.com
[ Upstream commit 5cd0bd815c8a48862a296df9b30e0ea0da14acd3 ]
In mt7925_change_vif_links() devm_kzalloc() may return NULL but this returned value is not checked.
Fixes: 69acd6d910b0 ("wifi: mt76: mt7925: add mt7925_change_vif_links") Signed-off-by: Charles Han hanchunchao@inspur.com Link: https://patch.msgid.link/20241025075554.181572-1-hanchunchao@inspur.com Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/mediatek/mt76/mt7925/main.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index 791c8b00e1126..a5110f8485e52 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -1946,6 +1946,8 @@ mt7925_change_vif_links(struct ieee80211_hw *hw, struct ieee80211_vif *vif, GFP_KERNEL); mlink = devm_kzalloc(dev->mt76.dev, sizeof(*mlink), GFP_KERNEL); + if (!mconf || !mlink) + return -ENOMEM; }
mconfs[link_id] = mconf;