drm/vmwgfx: Fix query buffer locking order violation

The query buffers were reserved while holding the binding mutex, which
caused a circular locking dependency.

Cc: stable@vger.kernel.org
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
index 701d5207def6..8bb26dcd9eae 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c
@@ -117,10 +117,10 @@ static void vmw_hw_context_destroy(struct vmw_resource *res)
                 (void) vmw_context_binding_state_kill
                         (&container_of(res, struct vmw_user_context, res)->cbs);
                 (void) vmw_gb_context_destroy(res);
+                mutex_unlock(&dev_priv->binding_mutex);
                 if (dev_priv->pinned_bo != NULL &&
                     !dev_priv->query_cid_valid)
                         __vmw_execbuf_release_pinned_bo(dev_priv, NULL);
-                mutex_unlock(&dev_priv->binding_mutex);
                 mutex_unlock(&dev_priv->cmdbuf_mutex);
                 return;
         }