drm/tegra: Fix small leak on error in tegra_fb_alloc()

If we don't have enough memory for ->planes then we leak "fb".

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index bd4bf210f469..f7fca09d4921 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -100,8 +100,10 @@ static struct tegra_fb *tegra_fb_alloc(struct drm_device *drm,
                 return ERR_PTR(-ENOMEM);
 
         fb->planes = kzalloc(num_planes * sizeof(*planes), GFP_KERNEL);
-        if (!fb->planes)
+        if (!fb->planes) {
+                kfree(fb);
                 return ERR_PTR(-ENOMEM);
+        }
 
         fb->num_planes = num_planes;