Search Linux Wireless

[PATCH] mt76: mt7915: check for devm_pinctrl_get() failure

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



If devm_pinctrl_get() fails then it leads to an error pointer
dereference.  Add a check to prevent that.

Fixes: 99ad32a4ca3a ("mt76: mt7915: add support for MT7986")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 drivers/net/wireless/mediatek/mt76/mt7915/soc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
index 769874820f9b..3028c02cb840 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/soc.c
@@ -196,6 +196,8 @@ static int mt7986_wmac_gpio_setup(struct mt7915_dev *dev)
 
 	type = mt7986_wmac_check_adie_type(dev);
 	pinctrl = devm_pinctrl_get(dev->mt76.dev);
+	if (IS_ERR(pinctrl))
+		return PTR_ERR(pinctrl);
 
 	switch (type) {
 	case ADIE_SB:
-- 
2.20.1




[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Wireless Personal Area Network]     [Linux Bluetooth]     [Wireless Regulations]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Hiking]     [MIPS Linux]     [ARM Linux]     [Linux RAID]

  Powered by Linux