From: Pavel Begunkov Date: Fri, 28 Mar 2025 23:11:50 +0000 (+0000) Subject: io_uring/msg: initialise msg request opcode X-Git-Tag: io_uring-6.15-20250403~18 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=9cc0bbdaba2a66ad90bc6ce45163b7745baffe98;p=linux-block.git io_uring/msg: initialise msg request opcode It's risky to have msg request opcode set to garbage, so at least initialise it to nop. Later we might want to add a user inaccessible opcode for such cases. Signed-off-by: Pavel Begunkov Link: https://lore.kernel.org/r/9afe650fcb348414a4529d89f52eb8969ba06efd.1743190078.git.asml.silence@gmail.com Signed-off-by: Jens Axboe --- diff --git a/io_uring/msg_ring.c b/io_uring/msg_ring.c index bea5a96587b7..6c51b942d020 100644 --- a/io_uring/msg_ring.c +++ b/io_uring/msg_ring.c @@ -93,6 +93,7 @@ static int io_msg_remote_post(struct io_ring_ctx *ctx, struct io_kiocb *req, kmem_cache_free(req_cachep, req); return -EOWNERDEAD; } + req->opcode = IORING_OP_NOP; req->cqe.user_data = user_data; io_req_set_res(req, res, cflags); percpu_ref_get(&ctx->refs);