Free the memory on failure.
Also no need to re-alloc memory on retry.
Signed-off-by: xinhui pan <xinhui.pan@xxxxxxx>
---
drivers/gpu/drm/ttm/ttm_bo.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index e38102282fd5..a97d41f4ce3c 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -906,8 +906,10 @@ static int ttm_bo_bounce_temp_buffer(struct ttm_buffer_object *bo,
return ret;
/* move to the bounce domain */
ret = ttm_bo_handle_move_mem(bo, &hop_mem, false, ctx, NULL);
- if (ret)
+ if (ret) {
+ ttm_resource_free(bo, &hop_mem);
return ret;
+ }
return 0;
}
@@ -938,18 +940,19 @@ static int ttm_bo_move_buffer(struct ttm_buffer_object *bo,
* stop and the driver will be called to make
* the second hop.
*/
-bounce:
ret = ttm_bo_mem_space(bo, placement, &mem, ctx);
if (ret)
return ret;
+bounce:
ret = ttm_bo_handle_move_mem(bo, &mem, false, ctx, &hop);
if (ret == -EMULTIHOP) {
ret = ttm_bo_bounce_temp_buffer(bo, &mem, ctx, &hop);
if (ret)
- return ret;
+ goto out;
/* try and move to final place now. */
goto bounce;
}
+out:
if (ret)
ttm_resource_free(bo, &mem);
return ret;
--
2.25.1
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