From: Jason Yan <yanaijie@huawei.com>
Date: Fri, 10 Mar 2017 03:49:12 +0000 (+0800)
Subject: md: fix incorrect use of lexx_to_cpu in does_sb_need_changing
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=9a37d02c497cd839beee3e0cab0fc606bcfe08bf;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

md: fix incorrect use of lexx_to_cpu in does_sb_need_changing

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>
---

diff --git a/drivers/md/md.c b/drivers/md/md.c
index eddd360624a1..1d90307a16c4 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2270,7 +2270,7 @@ static bool does_sb_need_changing(struct mddev *mddev)
 	/* 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;