btrfs: fix describe_relocation when printing unknown flags

Looks like the original idea was to print the hex of the flags which is
not coded with their flag name. So use the current buf pointer bp
instead of buf.

Reaching the uknown flags should never happen, it's there just in case.

Fixes: ebce0e01b9 ("btrfs: make block group flags in balance printks human-readable")
Signed-off-by: Anand Jain <anand.jain@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Anand Jain 2018-05-17 21:25:12 +08:00 committed by David Sterba
parent bf5091c8d6
commit b78e2b78a8

View File

@ -4344,7 +4344,7 @@ static void describe_relocation(struct btrfs_fs_info *fs_info,
DESCRIBE_FLAG(RAID5, "raid5");
DESCRIBE_FLAG(RAID6, "raid6");
if (flags)
snprintf(buf, buf - bp + sizeof(buf), "|0x%llx", flags);
snprintf(bp, buf - bp + sizeof(buf), "|0x%llx", flags);
#undef DESCRIBE_FLAG
}