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Subject[PATCH 2/8] gpio/-mm-lantiq: Use devm_kzalloc
Date
Replace kzalloc with the device managed devm_kzalloc

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: John Crispin <blogic@openwrt.org>
Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
---
drivers/gpio/gpio-mm-lantiq.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/gpio/gpio-mm-lantiq.c b/drivers/gpio/gpio-mm-lantiq.c
index f228b1c..7890163 100644
--- a/drivers/gpio/gpio-mm-lantiq.c
+++ b/drivers/gpio/gpio-mm-lantiq.c
@@ -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[] = {
--
2.1.4


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