From 86d56a5da5b2d50879c1ea955c8e1eed5d27fa7d Mon Sep 17 00:00:00 2001 From: Ley Foon Tan Date: Wed, 19 Sep 2018 16:26:33 +0800 Subject: gpio: dwapb_gpio: Change to use devm_kcalloc() Change to use managed resource function devm_kcalloc(), so it will auto free memory when driver is removed. Signed-off-by: Ley Foon Tan --- drivers/gpio/dwapb_gpio.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-) diff --git a/drivers/gpio/dwapb_gpio.c b/drivers/gpio/dwapb_gpio.c index 0f6574d..68836a7 100644 --- a/drivers/gpio/dwapb_gpio.c +++ b/drivers/gpio/dwapb_gpio.c @@ -171,8 +171,7 @@ static int gpio_dwapb_bind(struct udevice *dev) if (!fdtdec_get_bool(blob, node, "gpio-controller")) continue; - plat = NULL; - plat = calloc(1, sizeof(*plat)); + plat = devm_kcalloc(dev, 1, sizeof(*plat), GFP_KERNEL); if (!plat) return -ENOMEM; @@ -181,23 +180,17 @@ static int gpio_dwapb_bind(struct udevice *dev) plat->pins = fdtdec_get_int(blob, node, "snps,nr-gpios", 0); plat->name = fdt_stringlist_get(blob, node, "bank-name", 0, NULL); - if (ret) - goto err; ret = device_bind(dev, dev->driver, plat->name, plat, -1, &subdev); if (ret) - goto err; + return ret; dev_set_of_offset(subdev, node); bank++; } return 0; - -err: - free(plat); - return ret; } static int gpio_dwapb_remove(struct udevice *dev) -- cgit v1.1