On 5/25/19 6:29 AM, YueHaibing wrote:

Fixes gcc '-Wunused-but-set-variable' warning:

fs/io_uring.c: In function io_ring_submit:
fs/io_uring.c:2279:7: warning: variable ret set but not used [-Wunused-but-set-variable]

It's not used since commit f3fafe4103bd ("io_uring: add support for sqe links")

Some of the submission logic in that commit needs to be reworked, so I'm
not going to fold this patch in.

-- 
Jens Axboe