linux-kernel - [PATCH] mm:remove unneeded variable

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Date:   Tue,  7 Dec 2021 08:32:22 +0000
From:   cgel.zte@...il.com
To:     akpm@...ux-foundation.org
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        chiminghao <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cm>
Subject: [PATCH] mm:remove unneeded variable

From: chiminghao <chi.minghao@....com.cn>

return value form directly instead of
taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@....com.cm>
Signed-off-by: chiminghao <chi.minghao@....com.cn>
---
 mm/truncate.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/mm/truncate.c b/mm/truncate.c
index cc83a3f7c1ad..41b8249b3b4a 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -205,7 +205,6 @@ static void truncate_cleanup_page(struct page *page)
 static int
 invalidate_complete_page(struct address_space *mapping, struct page *page)
 {
-	int ret;
 
 	if (page->mapping != mapping)
 		return 0;
@@ -213,9 +212,7 @@ invalidate_complete_page(struct address_space *mapping, struct page *page)
 	if (page_has_private(page) && !try_to_release_page(page, 0))
 		return 0;
 
-	ret = remove_mapping(mapping, page);
-
-	return ret;
+	return remove_mapping(mapping, page);
 }
 
 int truncate_inode_page(struct address_space *mapping, struct page *page)
-- 
2.25.1