quota: Propagate ->quota_read errors from v2_read_file_info()

Currently we return -EIO on any error (or short read) from
->quota_read() while reading quota info. Propagate the error code
instead.

Suggested-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2017-08-17 19:20:28 +02:00
commit f98bbe37ae