linux-kernel - [PATCH v2 7/9] staging: android: ion: Return void instead of int

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Date:   Mon, 12 Feb 2018 18:43:12 +0800
From:   Yisheng Xie <xieyisheng1@...wei.com>
To:     <gregkh@...uxfoundation.org>, <labbott@...hat.com>,
        <sumit.semwal@...aro.org>
CC:     <devel@...verdev.osuosl.org>, <linux-kernel@...r.kernel.org>,
        Yisheng Xie <xieyisheng1@...wei.com>
Subject: [PATCH v2 7/9] staging: android: ion: Return void instead of int

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

Acked-by: Laura Abbott <labbott@...hat.com>
Signed-off-by: Yisheng Xie <xieyisheng1@...wei.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