[PATCH 02/11] drm/qxl: Do not leak memory if qxl_release_list_add fails

[Frediano Ziglio]

If the function fails reference counter to the object is not decremented
causing leaks.
This is hard to spot as it happens only on very low memory situations.

Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
Reviewed-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/qxl/qxl_ioctl.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c
index afd7297..e8b5207 100644
--- a/drivers/gpu/drm/qxl/qxl_ioctl.c
+++ b/drivers/gpu/drm/qxl/qxl_ioctl.c
@@ -122,8 +122,10 @@ static struct qxl_bo *qxlhw_handle_to_bo(struct qxl_device 
*qdev,
        qobj = gem_to_qxl_bo(gobj);

        ret = qxl_release_list_add(release, qobj);
-       if (ret)
+       if (ret) {
+               drm_gem_object_unreference_unlocked(gobj);
                return NULL;
+       }

        return qobj;
 }
-- 
2.1.0