drm/i915: fix small leak on overlay error path

We should free "params" before returning.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Reviewed-by: Daniel Vetter <daniel@ffwll.ch>
Cc: stable@kernel.org (for .33)
Signed-off-by: Eric Anholt <eric@anholt.net>

1 files changed, 9 insertions, 4 deletions

diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index d355d1d527e7..60595fc26fdd 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1068,14 +1068,18 @@ int intel_overlay_put_image(struct drm_device *dev, void *data,
 
         drmmode_obj = drm_mode_object_find(dev, put_image_rec->crtc_id,
                         DRM_MODE_OBJECT_CRTC);
-        if (!drmmode_obj)
-                return -ENOENT;
+        if (!drmmode_obj) {
+                ret = -ENOENT;
+                goto out_free;
+        }
         crtc = to_intel_crtc(obj_to_crtc(drmmode_obj));
 
         new_bo = drm_gem_object_lookup(dev, file_priv,
                         put_image_rec->bo_handle);
-        if (!new_bo)
-                return -ENOENT;
+        if (!new_bo) {
+                ret = -ENOENT;
+                goto out_free;
+        }
 
         mutex_lock(&dev->mode_config.mutex);
         mutex_lock(&dev->struct_mutex);
@@ -1165,6 +1169,7 @@ out_unlock:
         mutex_unlock(&dev->struct_mutex);
         mutex_unlock(&dev->mode_config.mutex);
         drm_gem_object_unreference_unlocked(new_bo);
+out_free:
         kfree(params);
 
         return ret;