pinctrl: use kasprintf() in pinmux_request_gpio()

[deliverable/linux.git] / drivers / pinctrl / pinmux.c

diff --git a/drivers/pinctrl/pinmux.c b/drivers/pinctrl/pinmux.c
index 3d5ac73bd5a7f978534a315b028e904433c0279b..9301a7a95effae0a3f447dcc5aefb8030a9e9a62 100644 (file)
--- 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;