Commit 1ccc9e47 authored by Ma Ke's avatar Ma Ke Committed by Felix Fietkau
Browse files

wifi: mt76: mt7921: 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: 6ae39b7c ("wifi: mt76: mt7921: Support temp sensor")
Signed-off-by: default avatarMa Ke <make24@iscas.ac.cn>
Reviwed-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
Link: https://patch.msgid.link/20240903014455.4144536-1-make24@iscas.ac.cn


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 267efeda

drivers/net/wireless/mediatek/mt76/mt7921/init.c

+2 −0
Original line number Diff line number Diff line
@@ -52,6 +52,8 @@ static int mt7921_thermal_init(struct mt792x_phy *phy) 


	name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7921_%s",

			      wiphy_name(wiphy));

	if (!name)

		return -ENOMEM;



	hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy,

						       mt7921_hwmon_groups);