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gpio :gpio-mm-lantiq: Use devm_kzalloc 

Replace kzalloc with the device managed devm_kzalloc

Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: John Crispin <blogic@openwrt.org>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
hifive-unleashed-5.1
Ricardo Ribalda Delgado 2015-01-18 12:39:27 +01:00 committed by Linus Walleij
parent f91b2dbba5
commit 080440a274
1 changed files with 2 additions and 6 deletions
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8
drivers/gpio/gpio-mm-lantiq.c
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@ -107,14 +107,13 @@ static int ltq_mm_probe(struct platform_device *pdev)
struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
struct ltq_mm *chip;
const __be32 *shadow;
int ret = 0;
if (!res) {
dev_err(&pdev->dev, "failed to get memory resource\n");
return -ENOENT;
}
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
chip = devm_kzalloc(&pdev->dev, sizeof(*chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
@ -129,10 +128,7 @@ static int ltq_mm_probe(struct platform_device *pdev)
if (shadow)
chip->shadow = be32_to_cpu(*shadow);
ret = of_mm_gpiochip_add(pdev->dev.of_node, &chip->mmchip);
if (ret)
kfree(chip);
return ret;
return of_mm_gpiochip_add(pdev->dev.of_node, &chip->mmchip);
}
static const struct of_device_id ltq_mm_match[] = {