[PATCH] pinctrl: use kasprintf() in pinmux_request_gpio()

From: Thomas Petazzoni
Date: Thu Sep 13 2012 - 15:49:15 EST

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@xxxxxxxxxxxxxxxxxx>
drivers/pinctrl/pinmux.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index 3d5ac73..9301a7a 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;


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/