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video: exynos_dp: fix build warning due to uninitialized value

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This patch fixes build warning due to uninitialized value dereference.

drivers/video/exynos/exynos_dp_core.c: In function 'exynos_dp_set_link_train':
drivers/video/exynos/exynos_dp_core.c:529:18: warning: 'reg' may be used uninitialized in this function [-Wuninitialized]
drivers/video/exynos/exynos_dp_core.c:395:6: note: 'reg' was declared here

Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
This commit is contained in:
Jingoo Han 2012-06-20 10:25:48 +09:00 committed by Florian Tobias Schandinat
parent 485802a6c5
commit 64c43dfa86
1 changed files with 3 additions and 0 deletions
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3
drivers/video/exynos/exynos_dp_core.c
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@ -407,6 +407,9 @@ static unsigned int exynos_dp_get_lane_link_training(
case 3:
reg = exynos_dp_get_lane3_link_training(dp);
break;
default:
WARN_ON(1);
return 0;
}
return reg;