net: dsa: vsc73xx: Add null pointer check to vsc73xx_gpio_probe
authorKunwu Chan <chentao@kylinos.cn>
Thu, 11 Jan 2024 07:20:18 +0000 (15:20 +0800)
committerJakub Kicinski <kuba@kernel.org>
Wed, 17 Jan 2024 01:48:27 +0000 (17:48 -0800)
commit776dac5a662774f07a876b650ba578d0a62d20db
tree1ac93523fc5246c1ecda77a33c870e1ff5af39c2
parent03fb8565c880d57952d9b4ba0b36468bae52b554
net: dsa: vsc73xx: Add null pointer check to vsc73xx_gpio_probe

devm_kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure.

Fixes: 05bd97fc559d ("net: dsa: Add Vitesse VSC73xx DSA router driver")
Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://lore.kernel.org/r/20240111072018.75971-1-chentao@kylinos.cn
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/dsa/vitesse-vsc73xx-core.c