On 02/06/2018 03:10 PM, Laura Abbott wrote:
On 02/04/2018 07:26 PM, Yisheng Xie wrote:
ion_page_pool_add will always return 0, however ion_page_pool_free will
call ion_page_pool_free_pages when ion_page_pool_add's return value is
not 0, so it is a dead code which can be removed.
Can you clean up ion_page_pool_add to be a void return as well?
No sense in having it just always return 0.
Nevermind, just saw the follow up patch. Both of them:
Acked-by: Laura Abbott <labb...@redhat.com>
Signed-off-by: Yisheng Xie <xieyishe...@huawei.com>
---
drivers/staging/android/ion/ion_page_pool.c | 6 +-----
1 file changed, 1 insertion(+), 5 deletions(-)
diff --git a/drivers/staging/android/ion/ion_page_pool.c
b/drivers/staging/android/ion/ion_page_pool.c
index 4452e28..150626f 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -79,13 +79,9 @@ struct page *ion_page_pool_alloc(struct ion_page_pool *pool)
void ion_page_pool_free(struct ion_page_pool *pool, struct page *page)
{
- int ret;
-
BUG_ON(pool->order != compound_order(page));
- ret = ion_page_pool_add(pool, page);
- if (ret)
- ion_page_pool_free_pages(pool, page);
+ ion_page_pool_add(pool, page);
}
static int ion_page_pool_total(struct ion_page_pool *pool, bool high)
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