drm/ttm: cleanup unuse ret value

The ret must be 0 here, otherwise, the function will return after init_mem_type.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index e44626a..a6d7fcb 100644 (file)
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1394,7 +1394,7 @@ EXPORT_SYMBOL(ttm_bo_evict_mm);
 int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type,
                        unsigned long p_size)
 {
-       int ret = -EINVAL;
+       int ret;
        struct ttm_mem_type_manager *man;
        unsigned i;
 
@@ -1412,7 +1412,6 @@ int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type,
                return ret;
        man->bdev = bdev;
 
-       ret = 0;
        if (type != TTM_PL_SYSTEM) {
                ret = (*man->func->init)(man, p_size);
                if (ret)