pinctrl: use kasprintf() in pinmux_request_gpio()

Instead of using a temporary buffer, snprintf() and kstrdup(), just
use kasprintf() that does the same thing in just oneline.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Acked-by: Colin Cross <ccross@google.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Thomas Petazzoni 2012-09-13 21:48:14 +02:00 committed by Linus Walleij
parent 9e605cb68a
commit 23a895aee6

View File

@ -232,14 +232,11 @@ int pinmux_request_gpio(struct pinctrl_dev *pctldev,
struct pinctrl_gpio_range *range,
unsigned pin, unsigned gpio)
{
char gpiostr[16];
const char *owner;
int ret;
/* Conjure some name stating what chip and pin this is taken by */
snprintf(gpiostr, 15, "%s:%d", range->name, gpio);
owner = kstrdup(gpiostr, GFP_KERNEL);
owner = kasprintf(GFP_KERNEL, "%s:%d", range->name, gpio);
if (!owner)
return -EINVAL;