[PATCH 2/5] drm/vmwgfx: move null mem checks outside move notifies

Dave Airlie airlied at gmail.com
Tue Oct 6 00:06:41 UTC 2020


From: Dave Airlie <airlied at redhat.com>

Both fns checked mem == NULL, just move the check outside.

Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_bo.c         | 3 ---
 drivers/gpu/drm/vmwgfx/vmwgfx_resource.c   | 2 +-
 drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 2 ++
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
index 9a66ba254326..263d76ae43f0 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c
@@ -1192,9 +1192,6 @@ void vmw_bo_move_notify(struct ttm_buffer_object *bo,
 {
 	struct vmw_buffer_object *vbo;
 
-	if (mem == NULL)
-		return;
-
 	/* Make sure @bo is embedded in a struct vmw_buffer_object? */
 	if (bo->destroy != vmw_bo_bo_free &&
 	    bo->destroy != vmw_user_bo_destroy)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
index 5e922d9d5f2c..00b535831a7a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c
@@ -867,7 +867,7 @@ void vmw_query_move_notify(struct ttm_buffer_object *bo,
 	mutex_lock(&dev_priv->binding_mutex);
 
 	dx_query_mob = container_of(bo, struct vmw_buffer_object, base);
-	if (mem == NULL || !dx_query_mob || !dx_query_mob->dx_query_ctx) {
+	if (!dx_query_mob || !dx_query_mob->dx_query_ctx) {
 		mutex_unlock(&dev_priv->binding_mutex);
 		return;
 	}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
index fc68f54df46a..2f88d2d79f9a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
@@ -707,6 +707,8 @@ static void vmw_move_notify(struct ttm_buffer_object *bo,
 			    bool evict,
 			    struct ttm_resource *mem)
 {
+	if (!mem)
+		return;
 	vmw_bo_move_notify(bo, mem);
 	vmw_query_move_notify(bo, mem);
 }
-- 
2.27.0



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