ttm: use NULL instead of 0 for ttm_bo_reserve()'s pointer arg.

Fix a sparse warning: ttm_bo_reserve()'s last argument is a
pointer to a struct, so use NULL as nullpointer.

Signed-off-by: Martin Kepplinger <martink@posteo.de>
Reviewed-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 7 insertions, 7 deletions

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index a13a10025ec7..3da89d5dab60 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -412,7 +412,7 @@ static void ttm_bo_cleanup_refs_or_queue(struct ttm_buffer_object *bo)
         int ret;
 
         spin_lock(&glob->lru_lock);
-        ret = __ttm_bo_reserve(bo, false, true, false, 0);
+        ret = __ttm_bo_reserve(bo, false, true, false, NULL);
 
         spin_lock(&bdev->fence_lock);
         (void) ttm_bo_wait(bo, false, false, true);
@@ -514,7 +514,7 @@ static int ttm_bo_cleanup_refs_and_unlock(struct ttm_buffer_object *bo,
                         return ret;
 
                 spin_lock(&glob->lru_lock);
-                ret = __ttm_bo_reserve(bo, false, true, false, 0);
+                ret = __ttm_bo_reserve(bo, false, true, false, NULL);
 
                 /*
                  * We raced, and lost, someone else holds the reservation now,
@@ -577,11 +577,11 @@ static int ttm_bo_delayed_delete(struct ttm_bo_device *bdev, bool remove_all)
                         kref_get(&nentry->list_kref);
                 }
 
-                ret = __ttm_bo_reserve(entry, false, true, false, 0);
+                ret = __ttm_bo_reserve(entry, false, true, false, NULL);
                 if (remove_all && ret) {
                         spin_unlock(&glob->lru_lock);
                         ret = __ttm_bo_reserve(entry, false, false,
-                                               false, 0);
+                                               false, NULL);
                         spin_lock(&glob->lru_lock);
                 }
 
@@ -726,7 +726,7 @@ static int ttm_mem_evict_first(struct ttm_bo_device *bdev,
 
         spin_lock(&glob->lru_lock);
         list_for_each_entry(bo, &man->lru, lru) {
-                ret = __ttm_bo_reserve(bo, false, true, false, 0);
+                ret = __ttm_bo_reserve(bo, false, true, false, NULL);
                 if (!ret)
                         break;
         }
@@ -1595,7 +1595,7 @@ int ttm_bo_synccpu_write_grab(struct ttm_buffer_object *bo, bool no_wait)
          * Using ttm_bo_reserve makes sure the lru lists are updated.
          */
 
-        ret = ttm_bo_reserve(bo, true, no_wait, false, 0);
+        ret = ttm_bo_reserve(bo, true, no_wait, false, NULL);
         if (unlikely(ret != 0))
                 return ret;
         spin_lock(&bdev->fence_lock);
@@ -1630,7 +1630,7 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
 
         spin_lock(&glob->lru_lock);
         list_for_each_entry(bo, &glob->swap_lru, swap) {
-                ret = __ttm_bo_reserve(bo, false, true, false, 0);
+                ret = __ttm_bo_reserve(bo, false, true, false, NULL);
                 if (!ret)
                         break;
         }