diff options
| -rw-r--r-- | drivers/nvme/host/tcp.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 46c2acc6abe0..62c5e38f5207 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -779,6 +779,13 @@ static int nvme_tcp_handle_r2t(struct nvme_tcp_queue *queue, } req = blk_mq_rq_to_pdu(rq); + if (unlikely(rq_data_dir(rq) != WRITE)) { + dev_err(queue->ctrl->ctrl.device, + "req %d unexpected r2t for a non-write command\n", + rq->tag); + return -EPROTO; + } + if (unlikely(!r2t_length)) { dev_err(queue->ctrl->ctrl.device, "req %d r2t len is %u, probably a bug...\n", |