io_uring: extract io_sendmsg_copy_hdr()

Don't repeat send msg initialisation code, it's error prone.
Extract and use a helper function.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2020-07-12 20:41:06 +03:00 • committed by Jens Axboe
commit 2ae523ed07