diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index b79ced8f3c61e832f76f451576444ce0e5b89226..55f4c060fa01d83b8f066376431e1a02803e0f4c 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2755,6 +2755,7 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
 	if (obj_priv->pin_filp != NULL && obj_priv->pin_filp != file_priv) {
 		DRM_ERROR("Already pinned in i915_gem_pin_ioctl(): %d\n",
 			  args->handle);
+		drm_gem_object_unreference(obj);
 		mutex_unlock(&dev->struct_mutex);
 		return -EINVAL;
 	}