openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

md: add a missing endianness conversion in check_sb_changes 

The on-disk value is little endian and we need to convert it to
native endian before storing the value in the in-core structure.

Fixes: 7564beda19 ("md-cluster/raid10: support add disk under grow mode")
Cc: <stable@vger.kernel.org> # 4.20+
Acked-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Song Liu <songliubraving@fb.com>
This commit is contained in:
Christoph Hellwig 2019-04-04 18:56:10 +02:00 committed by Song Liu
parent ee37e62191
commit ed4d0a4ea1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/md/md.c
View File

@ -9227,7 +9227,7 @@ static void check_sb_changes(struct mddev *mddev, struct md_rdev *rdev)
* reshape is happening in the remote node, we need to
* update reshape_position and call start_reshape.
*/
mddev->reshape_position = sb->reshape_position;
mddev->reshape_position = le64_to_cpu(sb->reshape_position);
if (mddev->pers->update_reshape_pos)
mddev->pers->update_reshape_pos(mddev);
if (mddev->pers->start_reshape)