Commit 3e863ea3 authored Jul 23, 2020 by Pavel Begunkov Committed by Jens Axboe Jul 23, 2020

io_uring: missed req_init_async() for IOSQE_ASYNC



IOSQE_ASYNC branch of io_queue_sqe() is another place where an
unitialised req->work can be accessed (i.e. prior io_req_init_async()).
Nothing really bad though, it just looses IO_WQ_WORK_CONCURRENT flag.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 61710e43

fs/io_uring.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -5730,6 +5730,7 @@ fail_req:
		* Never try inline submit of IOSQE_ASYNC is set, go straight
		* to async execution.
		*/
		io_req_init_async(req);
		req->work.flags \|= IO_WQ_WORK_CONCURRENT;
		io_queue_async_work(req);
		} else {

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