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| author | YoungJun Cho <yj44.cho@samsung.com> | 2013-07-01 12:00:47 +0400 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2013-07-04 10:55:36 +0400 |
| commit | ba3706c0f19ab77593b8b3be6649746ac56905d3 (patch) | |
| tree | 865635af6062a9f8335ef19c1e4e85b365bc3da6 /drivers/gpu/drm/exynos/exynos_drm_drv.c | |
| parent | 782953ece3d102ccb31df87ecfeeb96064126afb (diff) | |
| download | linux-ba3706c0f19ab77593b8b3be6649746ac56905d3.tar.xz | |
drm/exynos: add error check routine in exynos_drm_open
When the exynos_drm_subdrv_open() returns error, the file_priv
should be released and file->driver_priv set to NULL.
Signed-off-by: YoungJun Cho <yj44.cho@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 276237348d1e..ca2729a85129 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -155,6 +155,7 @@ static int exynos_drm_unload(struct drm_device *dev) static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) { struct drm_exynos_file_private *file_priv; + int ret; file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL); if (!file_priv) @@ -162,7 +163,13 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) file->driver_priv = file_priv; - return exynos_drm_subdrv_open(dev, file); + ret = exynos_drm_subdrv_open(dev, file); + if (ret) { + kfree(file_priv); + file->driver_priv = NULL; + } + + return ret; } static void exynos_drm_preclose(struct drm_device *dev, |