Commit f752ee5b authored by Chenyuan Yang's avatar Chenyuan Yang Committed by Geert Uytterhoeven
Browse files

pinctrl: renesas: rza2: Fix potential NULL pointer dereference 



`chip.label` in rza2_gpio_register() could be NULL.
Add the missing check.

Signed-off-by: default avatarChenyuan Yang <chenyuan0y@gmail.com>
Reviewed-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
Link: https://lore.kernel.org/20250210232552.1545887-1-chenyuan0y@gmail.com


Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent b2bd65fb

drivers/pinctrl/renesas/pinctrl-rza2.c

+3 −0
Original line number Diff line number Diff line
@@ -246,6 +246,9 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) 
	int ret;



	chip.label = devm_kasprintf(priv->dev, GFP_KERNEL, "%pOFn", np);

	if (!chip.label)

		return -ENOMEM;



	chip.parent = priv->dev;

	chip.ngpio = priv->npins;