diff options
| author | Krzysztof Kozlowski <k.kozlowski@samsung.com> | 2013-05-27 15:00:43 +0900 |
|---|---|---|
| committer | Inki Dae <daeinki@gmail.com> | 2013-06-28 21:11:48 +0900 |
| commit | 1586d80cbf25d5f82539fd243924763738803745 (patch) | |
| tree | cc90aa20cd4d04a1feca5c74457b55bfb0c78dce /drivers/gpu | |
| parent | d482e5fa299c2cfbb4700143dd766273730e2357 (diff) | |
drm/exynos: fix checks for valid mixer window
Valid values for mixer window are from 0 to MIXER_WIN_NR-1 inclusive.
Arrays in structures (e.g. mixer_context.win_data) have size of
MIXER_WIN_NR so checks for wrong mixer window must be greater-equal.
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Hyunhee Kim <hyunhee.kim@samsung.com>
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_hdmi.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_mixer.c | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c index 437fb947e46d..b9b27265d0b1 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_hdmi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_hdmi.c @@ -344,7 +344,7 @@ static void drm_mixer_commit(struct device *subdrv_dev, int zpos) DRM_DEBUG_KMS("%s\n", __FILE__); - if (win < 0 || win > MIXER_WIN_NR) { + if (win < 0 || win >= MIXER_WIN_NR) { DRM_ERROR("mixer window[%d] is wrong\n", win); return; } @@ -362,7 +362,7 @@ static void drm_mixer_disable(struct device *subdrv_dev, int zpos) DRM_DEBUG_KMS("%s\n", __FILE__); - if (win < 0 || win > MIXER_WIN_NR) { + if (win < 0 || win >= MIXER_WIN_NR) { DRM_ERROR("mixer window[%d] is wrong\n", win); return; } diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 7c197d3820c5..3658e0743487 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -742,7 +742,7 @@ static void mixer_win_mode_set(void *ctx, if (win == DEFAULT_ZPOS) win = MIXER_DEFAULT_WIN; - if (win < 0 || win > MIXER_WIN_NR) { + if (win < 0 || win >= MIXER_WIN_NR) { DRM_ERROR("mixer window[%d] is wrong\n", win); return; } |