From a25fc871b002c51944c05b9a09f1526dfbe32d39 Mon Sep 17 00:00:00 2001
From: Sachin Kamat <sachin.kamat@linaro.org>
Date: Thu, 21 Feb 2013 16:42:25 -0800
Subject: [PATCH] drivers/video/exynos/s6e8ax0.c: use devm_* APIs in s6e8ax0.c
devm_* APIs are device managed and make error handling and code cleanup
simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Donghwa Lee <dh09.lee@samsung.com>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/video/exynos/s6e8ax0.c | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/video/exynos/s6e8ax0.c b/drivers/video/exynos/s6e8ax0.c
index 05d080b63bc0b..ca2602413aa43 100644
--- a/drivers/video/exynos/s6e8ax0.c
+++ b/drivers/video/exynos/s6e8ax0.c
@@ -776,7 +776,7 @@ static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev)
int ret;
u8 mtp_id[3] = {0, };
- lcd = kzalloc(sizeof(struct s6e8ax0), GFP_KERNEL);
+ lcd = devm_kzalloc(&dsim_dev->dev, sizeof(struct s6e8ax0), GFP_KERNEL);
if (!lcd) {
dev_err(&dsim_dev->dev, "failed to allocate s6e8ax0 structure.\n");
return -ENOMEM;
@@ -788,18 +788,17 @@ static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev)
mutex_init(&lcd->lock);
- ret = regulator_bulk_get(lcd->dev, ARRAY_SIZE(supplies), supplies);
+ ret = devm_regulator_bulk_get(lcd->dev, ARRAY_SIZE(supplies), supplies);
if (ret) {
dev_err(lcd->dev, "Failed to get regulators: %d\n", ret);
- goto err_lcd_register;
+ return ret;
}
lcd->ld = lcd_device_register("s6e8ax0", lcd->dev, lcd,
&s6e8ax0_lcd_ops);
if (IS_ERR(lcd->ld)) {
dev_err(lcd->dev, "failed to register lcd ops.\n");
- ret = PTR_ERR(lcd->ld);
- goto err_lcd_register;
+ return PTR_ERR(lcd->ld);
}
lcd->bd = backlight_device_register("s6e8ax0-bl", lcd->dev, lcd,
@@ -838,11 +837,6 @@ static int s6e8ax0_probe(struct mipi_dsim_lcd_device *dsim_dev)
err_backlight_register:
lcd_device_unregister(lcd->ld);
-
-err_lcd_register:
- regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
- kfree(lcd);
-
return ret;
}
--
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