[PATCH] drm/radeon/ttm: Fix memory leak userptr pages

[Daniel Gomez]

If userptr pages have been pinned but not bounded,
they remain uncleared.

Signed-off-by: Daniel Gomez <dan...@qtec.com>
---
 drivers/gpu/drm/radeon/radeon_ttm.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c 
b/drivers/gpu/drm/radeon/radeon_ttm.c
index e8c66d10478f..bbcc6264d48f 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -485,13 +485,14 @@ static void radeon_ttm_backend_unbind(struct 
ttm_bo_device *bdev, struct ttm_tt
        struct radeon_ttm_tt *gtt = (void *)ttm;
        struct radeon_device *rdev = radeon_get_rdev(bdev);
 
+       if (gtt->userptr)
+               radeon_ttm_tt_unpin_userptr(bdev, ttm);
+
        if (!gtt->bound)
                return;
 
        radeon_gart_unbind(rdev, gtt->offset, ttm->num_pages);
 
-       if (gtt->userptr)
-               radeon_ttm_tt_unpin_userptr(bdev, ttm);
        gtt->bound = false;
 }
 
-- 
2.30.2