From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jingoo Han Date: Wed, 20 Jun 2012 01:25:48 +0000 Subject: [PATCH v2] video: exynos_dp: fix build warning due to uninitialized value Message-Id: <000301cd4e83$9f5fcb30$de1f6190$%han@samsung.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: 'Florian Tobias Schandinat' Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org, 'Olof Johansson' , 'Jingoo Han' 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 Signed-off-by: Jingoo Han --- drivers/video/exynos/exynos_dp_core.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/video/exynos/exynos_dp_core.c b/drivers/video/exynos/exynos_dp_core.c index a36b2d2..9db7b9f 100644 --- a/drivers/video/exynos/exynos_dp_core.c +++ b/drivers/video/exynos/exynos_dp_core.c @@ -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; -- 1.7.1