linux-kernel - [PATCH] io_uring: Delete useless variable ‘id’ in io_prep_async

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Date:   Tue, 5 Jan 2021 21:53:40 +0800
From:   Ye Bin <yebin10@...wei.com>
To:     <axboe@...nel.dk>, <viro@...iv.linux.org.uk>,
        <io-uring@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Ye Bin <yebin10@...wei.com>
Subject: [PATCH] io_uring: Delete useless variable ‘id’ in io_prep_async_work

Fix follow warning:
fs/io_uring.c:1523:22: warning: variable ‘id’ set but not used
[-Wunused-but-set-variable]
  struct io_identity *id;
                        ^~
Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Ye Bin <yebin10@...wei.com>
---
 fs/io_uring.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index ca46f314640b..7880cfe01e4b 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -1520,10 +1520,8 @@ static void io_prep_async_work(struct io_kiocb *req)
 {
 	const struct io_op_def *def = &io_op_defs[req->opcode];
 	struct io_ring_ctx *ctx = req->ctx;
-	struct io_identity *id;
 
 	io_req_init_async(req);
-	id = req->work.identity;
 
 	if (req->flags & REQ_F_FORCE_ASYNC)
 		req->work.flags |= IO_WQ_WORK_CONCURRENT;
-- 
2.16.2.dirty