linux-kernel - [PATCH] mm: filemap: Remove unnecessary ‘0’ values from ret

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Message-Id: <20231205022954.101045-1-zeming@nfschina.com>
Date:   Tue,  5 Dec 2023 10:29:54 +0800
From:   Li zeming <zeming@...china.com>
To:     willy@...radead.org, akpm@...ux-foundation.org
Cc:     linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Li zeming <zeming@...china.com>
Subject: [PATCH] mm: filemap: Remove unnecessary ‘0’ values from ret

The ret variable can be defined without assigning a value, as it is
assigned before use.

Signed-off-by: Li zeming <zeming@...china.com>
---
 mm/filemap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/filemap.c b/mm/filemap.c
index 582f5317ff717..114b7cb41e7e7 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1641,7 +1641,7 @@ EXPORT_SYMBOL_GPL(__folio_lock_killable);
 static int __folio_lock_async(struct folio *folio, struct wait_page_queue *wait)
 {
 	struct wait_queue_head *q = folio_waitqueue(folio);
-	int ret = 0;
+	int ret;
 
 	wait->folio = folio;
 	wait->bit_nr = PG_locked;
-- 
2.18.2