diff options
author | Wei Yongjun <weiyj.lk@gmail.com> | 2016-07-26 14:52:57 +0000 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2016-08-10 15:45:54 +0200 |
commit | b120a3c286520ca465c54e8afa442be10560053b (patch) | |
tree | 43a04f4d04a18212d041c97f86abc569cc556ced /drivers/pinctrl/pinctrl-pistachio.c | |
parent | 5b236d0fde21d88351420ef0b9a6cb7aeeea0c54 (diff) | |
download | linux-b120a3c286520ca465c54e8afa442be10560053b.tar.bz2 |
pinctrl: pistachio: Drop pinctrl_unregister for devm_ registered device
It's not necessary to unregister pin controller device registered
with devm_pinctrl_register() and using pinctrl_unregister() leads
to a double free.
This is detected by Coccinelle semantic patch.
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-pistachio.c')
-rw-r--r-- | drivers/pinctrl/pinctrl-pistachio.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/pinctrl/pinctrl-pistachio.c b/drivers/pinctrl/pinctrl-pistachio.c index c6d410ef8de0..7bad200bd67c 100644 --- a/drivers/pinctrl/pinctrl-pistachio.c +++ b/drivers/pinctrl/pinctrl-pistachio.c @@ -1432,7 +1432,6 @@ static int pistachio_pinctrl_probe(struct platform_device *pdev) { struct pistachio_pinctrl *pctl; struct resource *res; - int ret; pctl = devm_kzalloc(&pdev->dev, sizeof(*pctl), GFP_KERNEL); if (!pctl) @@ -1464,13 +1463,7 @@ static int pistachio_pinctrl_probe(struct platform_device *pdev) return PTR_ERR(pctl->pctldev); } - ret = pistachio_gpio_register(pctl); - if (ret < 0) { - pinctrl_unregister(pctl->pctldev); - return ret; - } - - return 0; + return pistachio_gpio_register(pctl); } static struct platform_driver pistachio_pinctrl_driver = { |