drm/i915: unpin for an invalid memory domain.

A missing unreference and unpin after rejecting the relocation for an
invalid memory domain.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index f565b6afe414..0bec4e6d3369 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2254,6 +2254,8 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
                                   (int) reloc.offset,
                                   reloc.read_domains,
                                   reloc.write_domain);
+                        drm_gem_object_unreference(target_obj);
+                        i915_gem_object_unpin(obj);
                         return -EINVAL;
                 }