linux-kernel - [PATCH] io_uring: fix casts to io_req_flags

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Message-ID: <20240922104132.157055-1-minhuadotchen@gmail.com>
Date: Sun, 22 Sep 2024 18:41:29 +0800
From: Min-Hua Chen <minhuadotchen@...il.com>
To: Jens Axboe <axboe@...nel.dk>,
	Pavel Begunkov <asml.silence@...il.com>
Cc: Min-Hua Chen <minhuadotchen@...il.com>,
	io-uring@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] io_uring: fix casts to io_req_flags_t

Apply __force cast to restricted io_req_flags_t type to fix
the following sparse warning:

io_uring/io_uring.c:2026:23: sparse: warning: cast to restricted io_req_flags_t

No functional changes intended.

Signed-off-by: Min-Hua Chen <minhuadotchen@...il.com>
---
 io_uring/io_uring.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index f3570e81ecb4..de79fa259d56 100644
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -2023,7 +2023,7 @@ static int io_init_req(struct io_ring_ctx *ctx, struct io_kiocb *req,
 	req->opcode = opcode = READ_ONCE(sqe->opcode);
 	/* same numerical values with corresponding REQ_F_*, safe to copy */
 	sqe_flags = READ_ONCE(sqe->flags);
-	req->flags = (io_req_flags_t) sqe_flags;
+	req->flags = (__force io_req_flags_t) sqe_flags;
 	req->cqe.user_data = READ_ONCE(sqe->user_data);
 	req->file = NULL;
 	req->rsrc_node = NULL;
-- 
2.43.0