In case of error, the function devm_gpiod_get() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: 58963276749e ("extcon: Add support for ptn5150 extcon driver") Signed-off-by: Wei Yongjun <weiyongjun1@xxxxxxxxxx> --- drivers/extcon/extcon-ptn5150.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c index 155620b..8217fdc 100644 --- a/drivers/extcon/extcon-ptn5150.c +++ b/drivers/extcon/extcon-ptn5150.c @@ -240,14 +240,14 @@ static int ptn5150_i2c_probe(struct i2c_client *i2c, info->dev = &i2c->dev; info->i2c = i2c; info->int_gpiod = devm_gpiod_get(&i2c->dev, "int", GPIOD_IN); - if (!info->int_gpiod) { + if (IS_ERR(info->int_gpiod)) { dev_err(dev, "failed to get INT GPIO\n"); - return -EINVAL; + return PTR_ERR(info->int_gpiod); } info->vbus_gpiod = devm_gpiod_get(&i2c->dev, "vbus", GPIOD_IN); - if (!info->vbus_gpiod) { + if (IS_ERR(info->vbus_gpiod)) { dev_err(dev, "failed to get VBUS GPIO\n"); - return -EINVAL; + return PTR_ERR(info->vbus_gpiod); } ret = gpiod_direction_output(info->vbus_gpiod, 0); if (ret) {