gpio: brcmstb: Handle return value of devm_kasprintf

devm_kasprintf() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
mariux64 · Sep 21, 2017 · ba3e217 · ba3e217
1 parent 6437c7b
commit ba3e217
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/drivers/gpio/gpio-brcmstb.c b/drivers/gpio/gpio-brcmstb.c
@@ -485,6 +485,10 @@ static int brcmstb_gpio_probe(struct platform_device *pdev)
 		gc->of_node = np;
 		gc->owner = THIS_MODULE;
 		gc->label = devm_kasprintf(dev, GFP_KERNEL, "%pOF", dev->of_node);
+		if (!gc->label) {
+			err = -ENOMEM;
+			goto fail;
+		}
 		gc->base = gpio_base;
 		gc->of_gpio_n_cells = 2;
 		gc->of_xlate = brcmstb_gpio_of_xlate;