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gpio: dwapb_gpio: Change to use devm_kcalloc()

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Change to use managed resource function devm_kcalloc(),
so it will auto free memory when driver is removed.

Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
This commit is contained in:
Ley Foon Tan 2018-09-19 16:26:33 +08:00 committed by Marek Vasut
parent 592cd5defd
commit 86d56a5da5
1 changed files with 2 additions and 9 deletions
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11
drivers/gpio/dwapb_gpio.c
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@ -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)