of_match_device can return a NULL value when the matching device is not found. The patch avoids a potential dereference in such scenario. Signed-off-by: Aditya Pakki <pakki001@xxxxxxx> --- drivers/pinctrl/berlin/berlin-bg4ct.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pinctrl/berlin/berlin-bg4ct.c b/drivers/pinctrl/berlin/berlin-bg4ct.c index 6a7fe929a68b..2d5e82938ef9 100644 --- a/drivers/pinctrl/berlin/berlin-bg4ct.c +++ b/drivers/pinctrl/berlin/berlin-bg4ct.c @@ -456,6 +456,9 @@ static int berlin4ct_pinctrl_probe(struct platform_device *pdev) struct resource *res; void __iomem *base; + if (!match) + return -ENODEV; + rmconfig = devm_kzalloc(&pdev->dev, sizeof(*rmconfig), GFP_KERNEL); if (!rmconfig) return -ENOMEM; -- 2.17.1