linux-kernel - [ 140/184] hfsplus: fix potential overflow in

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Message-Id: <20130604172136.108124507@1wt.eu>
Date:	Tue, 04 Jun 2013 19:23:50 +0200
From:	Willy Tarreau <w@....eu>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	Vyacheslav Dubeyko <slava@...eyko.com>,
	Christoph Hellwig <hch@...radead.org>,
	Al Viro <viro@...iv.linux.org.uk>,
	Hin-Tak Leung <htl10@...rs.sourceforge.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Willy Tarreau <w@....eu>
Subject: [ 140/184] hfsplus: fix potential overflow in

2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------
 hfsplus_file_truncate()

From: Vyacheslav Dubeyko <slava@...eyko.com>

commit 12f267a20aecf8b84a2a9069b9011f1661c779b4 upstream.

Change a u32 to loff_t hfsplus_file_truncate().

Signed-off-by: Vyacheslav Dubeyko <slava@...eyko.com>
Cc: Christoph Hellwig <hch@...radead.org>
Cc: Al Viro <viro@...iv.linux.org.uk>
Cc: Hin-Tak Leung <htl10@...rs.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Signed-off-by: Willy Tarreau <w@....eu>
---
 fs/hfsplus/extents.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/hfsplus/extents.c b/fs/hfsplus/extents.c
index 0022eec..b3d234e 100644
--- a/fs/hfsplus/extents.c
+++ b/fs/hfsplus/extents.c
@@ -447,7 +447,7 @@ void hfsplus_file_truncate(struct inode *inode)
 		struct address_space *mapping = inode->i_mapping;
 		struct page *page;
 		void *fsdata;
-		u32 size = inode->i_size;
+		loff_t size = inode->i_size;
 		int res;
 
 		res = pagecache_write_begin(NULL, mapping, size, 0,
-- 
1.7.12.2.21.g234cd45.dirty



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