From: Ma Ke <make24@xxxxxxxxxxx>
commit 1ccc9e476ce76e8577ba4fdbd1f63cb3e3499d38 upstream.
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@xxxxxxxxxxxxxxx
Fixes: 6ae39b7c7ed4 ("wifi: mt76: mt7921: Support temp sensor")
Signed-off-by: Ma Ke <make24@xxxxxxxxxxx>
Reviwed-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
Link: https://patch.msgid.link/20240903014455.4144536-1-make24@xxxxxxxxxxx
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7921/init.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
index 57672c69150e..d1d64fa7d35d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
@@ -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);
--
2.46.2
Patches currently in stable-queue which might be from make24@xxxxxxxxxxx are
queue-6.6/drivers-media-dvb-frontends-rtl2830-fix-an-out-of-bo.patch
queue-6.6/wifi-mt76-mt7921-check-devm_kasprintf-returned-value.patch
queue-6.6/wifi-mt76-mt7915-check-devm_kasprintf-returned-value.patch
queue-6.6/wifi-mt76-mt7615-check-devm_kasprintf-returned-value.patch
queue-6.6/wifi-mt76-mt7996-fix-null-pointer-dereference-in-mt7996_mcu_sta_bfer_he.patch
queue-6.6/asoc-rt5682s-return-devm_of_clk_add_hw_provider-to-t.patch
queue-6.6/asoc-rt5682-return-devm_of_clk_add_hw_provider-to-transfer-the-error.patch
queue-6.6/spi-ppc4xx-handle-irq_of_parse_and_map-errors.patch
queue-6.6/drivers-media-dvb-frontends-rtl2832-fix-an-out-of-bo.patch
