[PATCH 4.9 16/25] md: fix incorrect use of lexx_to_cpu in does_sb_need_changing

From	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups	linux.kernel
Subject	[PATCH 4.9 16/25] md: fix incorrect use of lexx_to_cpu in does_sb_need_changing
Date	2017-07-13 18:10 +0200
Message-ID	<u2OQH-7O6-51@gated-at.bofh.it> (permalink)
References	<u2Oxj-7s0-7@gated-at.bofh.it>
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4.9-stable review patch.  If anyone has any objections, please let me know.

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

From: Jason Yan <yanaijie@huawei.com>

commit 1345921393ba23b60d3fcf15933e699232ad25ae upstream.

The sb->layout is of type __le32, so we shoud use le32_to_cpu.

Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/md/md.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2270,7 +2270,7 @@ static bool does_sb_need_changing(struct
 	/* Check if any mddev parameters have changed */
 	if ((mddev->dev_sectors != le64_to_cpu(sb->size)) ||
 	    (mddev->reshape_position != le64_to_cpu(sb->reshape_position)) ||
-	    (mddev->layout != le64_to_cpu(sb->layout)) ||
+	    (mddev->layout != le32_to_cpu(sb->layout)) ||
 	    (mddev->raid_disks != le32_to_cpu(sb->raid_disks)) ||
 	    (mddev->chunk_sectors != le32_to_cpu(sb->chunksize)))
 		return true;

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[PATCH 4.9 16/25] md: fix incorrect use of lexx_to_cpu in does_sb_need_changing Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-07-13 18:10 +0200

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