drm/omap: Fix memory leak in omap_gem_op_async

In omap_gem_op_async(), if a waiter is not added to the wait list, it needs to
be free'd in the function itself.

Make sure we free the waiter for this case.

Signed-off-by: Subhajit Paul <subhajit_paul@ti.com>
Signed-off-by: Archit Taneja <archit@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c
index 70798b9fe63576b18234ebfed860d0ff9f45240d..9a68e9a284381ecfb12dd9fd7922feef19f7c6c6 100644 (file)
--- a/drivers/gpu/drm/omapdrm/omap_gem.c
+++ b/drivers/gpu/drm/omapdrm/omap_gem.c
@@ -1226,6 +1226,8 @@ int omap_gem_op_async(struct drm_gem_object *obj, enum omap_gem_op op,
                }
 
                spin_unlock(&sync_lock);
+
+               kfree(waiter);
        }
 
        /* no waiting.. */