wifi: mt76: mt7915: check devm_kasprintf() returned value

devm_kasprintf() can return a NULL pointer on failure but this returned
value is not checked. Fix this lack and check the returned value.

Found by code review.

Cc: stable@vger.kernel.org
Fixes: 6ae39b7c7e ("wifi: mt76: mt7921: Support temp sensor")
Signed-off-by: Ma Ke <make24@iscas.ac.cn>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://patch.msgid.link/20240903014955.4145423-1-make24@iscas.ac.cn
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Ma Ke 2024-09-03 09:49:55 +08:00 committed by Felix Fietkau
parent b13cd593ef
commit 267efeda8c

View File

@ -194,6 +194,8 @@ static int mt7915_thermal_init(struct mt7915_phy *phy)
name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7915_%s",
wiphy_name(wiphy));
if (!name)
return -ENOMEM;
cdev = thermal_cooling_device_register(name, phy, &mt7915_thermal_ops);
if (!IS_ERR(cdev)) {