ion_page_pool_alloc_pages calls alloc_pages to allocate pages for page
pools. If alloc_pages return NULL, it will return NULL, or it will
return the pages allocate from alloc_pages. So we can just return
alloc_pages without any judgement.

Acked-by: Sumit Semwal <sumit.sem...@linaro.org>
Signed-off-by: Yisheng Xie <xieyishe...@huawei.com>
---
 drivers/staging/android/ion/ion_page_pool.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/android/ion/ion_page_pool.c 
b/drivers/staging/android/ion/ion_page_pool.c
index e3a6e32..6d2caf0 100644
--- a/drivers/staging/android/ion/ion_page_pool.c
+++ b/drivers/staging/android/ion/ion_page_pool.c
@@ -11,13 +11,9 @@
 
 #include "ion.h"
 
-static void *ion_page_pool_alloc_pages(struct ion_page_pool *pool)
+static inline struct page *ion_page_pool_alloc_pages(struct ion_page_pool 
*pool)
 {
-       struct page *page = alloc_pages(pool->gfp_mask, pool->order);
-
-       if (!page)
-               return NULL;
-       return page;
+       return alloc_pages(pool->gfp_mask, pool->order);
 }
 
 static void ion_page_pool_free_pages(struct ion_page_pool *pool,
-- 
1.7.12.4

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