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Message-Id: <1323917052-480-1-git-send-email-walken@google.com>
Date: Wed, 14 Dec 2011 18:44:12 -0800
From: Michel Lespinasse <walken@...gle.com>
To: Al Viro <viro@...iv.linux.org.uk>,
Christoph Hellwig <hch@...radead.org>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
linux-kernel@...r.kernel.org
Subject: [PATCH] Fix for binary_sysctl() memory leak
binary_sysctl() calls sysctl_getname() which allocates from
names_cache slab usin __getname()
The matching function to free the name is __putname(), and not
putname() which should be used only to match getname() allocations.
Signed-off-by: Michel Lespinasse <walken@...gle.com>
---
kernel/sysctl_binary.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c
index e8bffbe..2ce1b30 100644
--- a/kernel/sysctl_binary.c
+++ b/kernel/sysctl_binary.c
@@ -1354,7 +1354,7 @@ static ssize_t binary_sysctl(const int *name, int nlen,
fput(file);
out_putname:
- putname(pathname);
+ __putname(pathname);
out:
return result;
}
--
1.7.3.1
--
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