commit c925dc16 upstream.

This patch copies commit b7f8a09f:
"btrfs: Don't clear SGID when inheriting ACLs" written by Jan.

Fixes: 07393101Signed-off-by: Jan Kara <jack@suse.cz>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>