Commit ba3706c0 authored by YoungJun Cho's avatar YoungJun Cho Committed by Inki Dae

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: default avatarYoungJun Cho <yj44.cho@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 782953ec
......@@ -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,
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment