stat: don't trust per_unit_log() if log is NULL
authorJens Axboe <axboe@fb.com>
Mon, 22 Aug 2016 19:23:29 +0000 (13:23 -0600)
committerJens Axboe <axboe@fb.com>
Mon, 22 Aug 2016 19:23:29 +0000 (13:23 -0600)
We return 'false' for that case, but it's not really false. Fixes
a sigbus error on sparc, without logging.

Signed-off-by: Jens Axboe <axboe@fb.com>

No differences found