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io_uring: refactor io_async_cancel()

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Remove extra tctx==NULL checks that are already done by
io_async_cancel_one().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/70c2a8b958d942e86958a28af0452966ce1095b0.1617287883.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-04-01 15:43:53 +01:00 committed by Jens Axboe
parent e146a4a3f6
commit 0aec38fda2
1 changed files with 0 additions and 2 deletions
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2
fs/io_uring.c
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@ -5824,8 +5824,6 @@ static int io_async_cancel(struct io_kiocb *req, unsigned int issue_flags)
list_for_each_entry(node, &ctx->tctx_list, ctx_node) {
struct io_uring_task *tctx = node->task->io_uring;
if (!tctx || !tctx->io_wq)
continue;
ret = io_async_cancel_one(tctx, req->cancel.addr, ctx);
if (ret != -ENOENT)
break;