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Commit 3fb632e4 authored by Jason Yan's avatar Jason Yan Committed by Shaohua Li
Browse files

md: fix super_offset endianness in super_1_rdev_size_change 



The sb->super_offset should be big-endian, but the rdev->sb_start is in
host byte order, so fix this by adding cpu_to_le64.

Signed-off-by: default avatarJason Yan <yanaijie@huawei.com>
Signed-off-by: default avatarShaohua Li <shli@fb.com>
parent 61eb2b43

drivers/md/md.c

+1 −1
Original line number Diff line number Diff line
@@ -1879,7 +1879,7 @@ super_1_rdev_size_change(struct md_rdev *rdev, sector_t num_sectors) 
	}

	sb = page_address(rdev->sb_page);

	sb->data_size = cpu_to_le64(num_sectors);

	sb->super_offset = rdev->sb_start;

	sb->super_offset = cpu_to_le64(rdev->sb_start);

	sb->sb_csum = calc_sb_1_csum(sb);

	do {

		md_super_write(rdev->mddev, rdev, rdev->sb_start, rdev->sb_size,