drm/nouveau/gem: fix object reference leak in a failure path

Reported-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 30f542316944..34d0bc596213 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -342,6 +342,7 @@ retry:
                 if (nvbo->reserved_by && nvbo->reserved_by == file_priv) {
                         NV_ERROR(dev, "multiple instances of buffer %d on "
                                       "validation list\n", b->handle);
+                        drm_gem_object_unreference_unlocked(gem);
                         validate_fini(op, NULL);
                         return -EINVAL;
                 }