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Message-ID: <alpine.LNX.2.00.1108192331210.31857@swampdragon.chaosbits.net>
Date: Fri, 19 Aug 2011 23:32:08 +0200 (CEST)
From: Jesper Juhl <jj@...osbits.net>
To: linux-kernel@...r.kernel.org
cc: linux-ntfs-dev@...ts.sourceforge.net,
Anton Altaparmakov <anton@...era.com>
Subject: [PATCH 1/3] Make it safe to pass a NULL pointer to ntfs_free()
From: Jesper Juhl <jj@...osbits.net>
Signed-off-by: Jesper Juhl <jj@...osbits.net>
---
fs/ntfs/malloc.h | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/ntfs/malloc.h b/fs/ntfs/malloc.h
index a44b14c..d833e37 100644
--- a/fs/ntfs/malloc.h
+++ b/fs/ntfs/malloc.h
@@ -85,6 +85,8 @@ static inline void *ntfs_malloc_nofs_nofail(unsigned long size)
static inline void ntfs_free(void *addr)
{
+ if (!addr)
+ return;
if (!is_vmalloc_addr(addr)) {
kfree(addr);
/* free_page((unsigned long)addr); */
--
1.7.6
--
Jesper Juhl <jj@...osbits.net> http://www.chaosbits.net/
Don't top-post http://www.catb.org/jargon/html/T/top-post.html
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