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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: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Jason Yan 2017-03-10 11:27:23 +08:00 committed by Shaohua Li
parent 61eb2b43b9
commit 3fb632e40d
1 changed files with 1 additions and 1 deletions
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2
drivers/md/md.c
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@ -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,