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authorThomas Petazzoni <thomas.petazzoni@free-electrons.com>2012-09-13 21:48:14 +0200
committerLinus Walleij <linus.walleij@linaro.org>2012-09-14 15:53:13 +0200
commit23a895aee6081c144ffcc61eaf52dc62e10b3bd1 (patch)
tree42310daf0adc223c388100bd89ffba084db220f7 /drivers/pinctrl/pinmux.c
parentpinctrl: pinctrl-single: Add pinctrl-single,bits type of mux (diff)
downloadlinux-dev-23a895aee6081c144ffcc61eaf52dc62e10b3bd1.tar.xz
linux-dev-23a895aee6081c144ffcc61eaf52dc62e10b3bd1.zip
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>
Diffstat (limited to 'drivers/pinctrl/pinmux.c')
-rw-r--r--drivers/pinctrl/pinmux.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index 3d5ac73bd5a7..9301a7a95eff 100644
--- a/drivers/pinctrl/pinmux.c
+++ b/drivers/pinctrl/pinmux.c
@@ -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;