Am 02.01.2018 um 14:24 schrieb Xiongwei Song:
In the function ttm_page_alloc_init, kzalloc call is made for variable _manager, we need to check its return value, it may return NULL.
Signed-off-by: Xiongwei Song sxwjean@gmail.com
Reviewed-by: Christian König christian.koenig@amd.com
Going to pick that up for the next release.
Thanks, Christian.
v2->v3: delete goto expression v1->v2: delete kfree _manager
drivers/gpu/drm/ttm/ttm_page_alloc.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index b5ba6441489f..5d252fb27a82 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -1007,6 +1007,8 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) pr_info("Initializing pool allocator\n");
_manager = kzalloc(sizeof(*_manager), GFP_KERNEL);
if (!_manager)
return -ENOMEM;ttm_page_pool_init_locked(&_manager->wc_pool, GFP_HIGHUSER, "wc", 0);