tmakin/ack-tegra
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

pinctrl: renesas: rza2: Fix potential NULL pointer dereference

Browse Source 
[ Upstream commit f752ee5b5b86b5f88a5687c9eb0ef9b39859b908 ]

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

Signed-off-by: Chenyuan Yang <chenyuan0y@gmail.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com>
Link: https://lore.kernel.org/20250210232552.1545887-1-chenyuan0y@gmail.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Chenyuan Yang
2025-02-10 17:25:52 -06:00
committed by Greg Kroah-Hartman
parent 1badc279b4
commit d00d598027
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/pinctrl/renesas/pinctrl-rza2.c
View File

@@ -243,6 +243,9 @@ 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;