Now, nobody care about the return value of ion_page_pool_add, therefore
we can just make it return void.

Acked-by: Laura Abbott <labb...@redhat.com>
Signed-off-by: Yisheng Xie <xieyishe...@huawei.com>
---
 drivers/staging/android/ion/ion_page_pool.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/android/ion/ion_page_pool.c 
b/drivers/staging/android/ion/ion_page_pool.c
index 150626f..e3a6e32 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -26,7 +26,7 @@ static void ion_page_pool_free_pages(struct ion_page_pool 
*pool,
        __free_pages(page, pool->order);
 }
 
-static int ion_page_pool_add(struct ion_page_pool *pool, struct page *page)
+static void ion_page_pool_add(struct ion_page_pool *pool, struct page *page)
 {
        mutex_lock(&pool->mutex);
        if (PageHighMem(page)) {
@@ -37,7 +37,6 @@ static int ion_page_pool_add(struct ion_page_pool *pool, 
struct page *page)
                pool->low_count++;
        }
        mutex_unlock(&pool->mutex);
-       return 0;
 }
 
 static struct page *ion_page_pool_remove(struct ion_page_pool *pool, bool high)
-- 
1.7.12.4

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