linux-kernel - [ 41/42] ocfs2: ->e_leaf_clusters endianness breakage

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Message-Id: <20120424223257.030953611@linuxfoundation.org>
Date:	Tue, 24 Apr 2012 15:33:34 -0700
From:	Greg KH <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, Al Viro <viro@...iv.linux.org.uk>,
	Mark Fasheh <mfasheh@...e.com>,
	Joel Becker <jlbec@...lplan.org>
Subject: [ 41/42] ocfs2: ->e_leaf_clusters endianness breakage

3.0-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Al Viro <viro@...iv.linux.org.uk>

commit 72094e43e3af5020510f920321d71f1798fa896d upstream.

le16, not le32...

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
Cc: Mark Fasheh <mfasheh@...e.com>
Cc: Joel Becker <jlbec@...lplan.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 fs/ocfs2/suballoc.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -600,7 +600,7 @@ static void ocfs2_bg_alloc_cleanup(handl
 		ret = ocfs2_free_clusters(handle, cluster_ac->ac_inode,
 					  cluster_ac->ac_bh,
 					  le64_to_cpu(rec->e_blkno),
-					  le32_to_cpu(rec->e_leaf_clusters));
+					  le16_to_cpu(rec->e_leaf_clusters));
 		if (ret)
 			mlog_errno(ret);
 		/* Try all the clusters to free */
@@ -1628,7 +1628,7 @@ static int ocfs2_bg_discontig_fix_by_rec
 {
 	unsigned int bpc = le16_to_cpu(cl->cl_bpc);
 	unsigned int bitoff = le32_to_cpu(rec->e_cpos) * bpc;
-	unsigned int bitcount = le32_to_cpu(rec->e_leaf_clusters) * bpc;
+	unsigned int bitcount = le16_to_cpu(rec->e_leaf_clusters) * bpc;
 
 	if (res->sr_bit_offset < bitoff)
 		return 0;


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