sh-pfc: Use devm_kzalloc()
Replace probe-time kmalloc()/kzalloc() calls with devm_kzalloc() and get
rid of the corresponding kfree() calls.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
diff --git a/drivers/sh/pfc/gpio.c b/drivers/sh/pfc/gpio.c
index a32ea80..37493e5 100644
--- a/drivers/sh/pfc/gpio.c
+++ b/drivers/sh/pfc/gpio.c
@@ -11,6 +11,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME " gpio: " fmt
+#include <linux/device.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/slab.h>
@@ -143,7 +144,7 @@
struct sh_pfc_chip *chip;
int ret;
- chip = kzalloc(sizeof(struct sh_pfc_chip), GFP_KERNEL);
+ chip = devm_kzalloc(pfc->dev, sizeof(*chip), GFP_KERNEL);
if (unlikely(!chip))
return -ENOMEM;
@@ -152,10 +153,8 @@
sh_pfc_gpio_setup(chip);
ret = gpiochip_add(&chip->gpio_chip);
- if (unlikely(ret < 0)) {
- kfree(chip);
+ if (unlikely(ret < 0))
return ret;
- }
pfc->gpio = chip;
@@ -175,7 +174,6 @@
if (unlikely(ret < 0))
return ret;
- kfree(chip);
pfc->gpio = NULL;
return 0;
}