drm/radeon/kms: Fix retrying ttm_bo_init() after it failed once.

[Michel Dänzer]

From: Michel Dänzer <daenzer at vmware.com>

If ttm_bo_init() returns failure, it already destroyed the BO, so we need to
retry from scratch.

Signed-off-by: Michel Dänzer <daenzer at vmware.com>
Tested-by: Markus Trippelsdorf <markus at trippelsdorf.de>
Cc: stable at kernel.org
---
 drivers/gpu/drm/radeon/radeon_object.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 1b9004e..bbe92d5 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -102,6 +102,8 @@ int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj,
 		type = ttm_bo_type_device;
 	}
 	*bo_ptr = NULL;
+
+retry:
 	bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL);
 	if (bo == NULL)
 		return -ENOMEM;
@@ -109,8 +111,6 @@ int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj,
 	bo->gobj = gobj;
 	bo->surface_reg = -1;
 	INIT_LIST_HEAD(&bo->list);
-
-retry:
 	radeon_ttm_placement_from_domain(bo, domain);
 	/* Kernel allocation are uninterruptible */
 	mutex_lock(&rdev->vram_mutex);
-- 
1.7.2.3