[Intel-gfx] [PATCH] drm/i915/gem: Use local pointer ttm for __i915_ttm_move

Jasmine Newsome jasmine.newsome at intel.com
Fri Dec 3 21:49:31 UTC 2021


To avoid confusion with deferencing possible null pointer bo->ttm,
replace pointer bo->ttm with local pointer ttm in i915_ttm_move
as ttm has checks for null before getting passed to __i915_ttm_move
---
 drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
index 80df9f592407..56b6573b5c93 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm_move.c
@@ -763,7 +763,7 @@ int i915_ttm_move(struct ttm_buffer_object *bo, bool evict,
 			return PTR_ERR(dep);
 		}
 
-		migration_fence = __i915_ttm_move(bo, clear, dst_mem, bo->ttm,
+		migration_fence = __i915_ttm_move(bo, clear, dst_mem, ttm,
 						  dst_rsgt, true, dep);
 		dma_fence_put(dep);
 	}
-- 
2.25.1



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