[PATCH 2/2] gpio: tb10x: Handle return value of devm_kasprintf
From: Arvind Yadav <hidden>
Date: 2017-09-20 07:14:16
Also in:
linux-gpio, lkml
Subsystem:
gpio subsystem, the rest · Maintainers:
Linus Walleij, Bartosz Golaszewski, Linus Torvalds
devm_kasprintf() can fail here and we must check its return value. Signed-off-by: Arvind Yadav <redacted> --- drivers/gpio/gpio-tb10x.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpio/gpio-tb10x.c b/drivers/gpio/gpio-tb10x.c
index 091ffaa..ac6f2a9 100644
--- a/drivers/gpio/gpio-tb10x.c
+++ b/drivers/gpio/gpio-tb10x.c@@ -193,6 +193,9 @@ static int tb10x_gpio_probe(struct platform_device *pdev) tb10x_gpio->gc.label = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%pOF", pdev->dev.of_node); + if (!tb10x_gpio->gc.label) + return -ENOMEM; + tb10x_gpio->gc.parent = &pdev->dev; tb10x_gpio->gc.owner = THIS_MODULE; tb10x_gpio->gc.direction_input = tb10x_gpio_direction_in;
--
1.9.1