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Message-Id: <1351762616-2060-1-git-send-email-xtfeng@gmail.com>
Date: Thu, 1 Nov 2012 17:36:55 +0800
From: Xiaotian Feng <xtfeng@...il.com>
To: linux-kernel@...r.kernel.org
Cc: Xiaotian Feng <xtfeng@...il.com>,
Xiaotian Feng <dannyfeng@...cent.com>,
Jeff Layton <jlayton@...hat.com>,
Al Viro <viro@...iv.linux.org.uk>
Subject: [PATCH] swapfile: fix name leak in swapoff
there's a name leak introduced by commit 91a27b2, add the missing
putname.
Signed-off-by: Xiaotian Feng <dannyfeng@...cent.com>
Cc: Jeff Layton <jlayton@...hat.com>
Cc: Al Viro <viro@...iv.linux.org.uk>
---
mm/swapfile.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 71cd288..459fe30 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -1608,6 +1608,8 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile)
out_dput:
filp_close(victim, NULL);
out:
+ if (pathname && !IS_ERR(pathname))
+ putname(pathname);
return err;
}
--
1.7.9.5
--
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