btrfs-progs: scan: pass blkid_get_cache error code

blkid_get_cache() returns error code which is -errno. So we can use them
directly.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2019-03-29 13:49:54 +08:00 committed by David Sterba
parent f54d891ac8
commit f2d5990d31