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@gmail.com>
Link: https://lore.kernel.org/r/20240922104132.157055-1-minhuadotchen@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
index c406f5d..b2736e3 100644 (file)
--- a/io_uring/io_uring.c
+++ b/io_uring/io_uring.c
@@ -2041,7 +2041,7 @@ 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;