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| author | Jason Yan <yanaijie@huawei.com> | 2017-03-10 11:27:23 +0800 |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2017-03-10 12:54:37 -0800 |
| commit | 3fb632e40d7667d8bedfabc28850ac06d5493f54 (patch) | |
| tree | ed78f6f9076799bf9d9c3ba1726512b3a75ba115 /drivers/md/md.c | |
| parent | 61eb2b43b99ebdc9bc6bc83d9792257b243e7cb3 (diff) | |
| download | linux-3fb632e40d7667d8bedfabc28850ac06d5493f54.tar.gz linux-3fb632e40d7667d8bedfabc28850ac06d5493f54.tar.bz2 linux-3fb632e40d7667d8bedfabc28850ac06d5493f54.zip | |
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>
Diffstat (limited to 'drivers/md/md.c')
| -rw-r--r-- | drivers/md/md.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c index cd89ad3c3a0d..6e76d97a8fc3 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -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, |