nvmet: update error log page in nvmet_alloc_ctrl()

Instead of updating the error log page in the caller of the
nvmet_alloc_ctrt() update the error log page in the nvmet_alloc_ctrl().
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/nvme/target/core.c

@@ -1311,6 +1311,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn,
 		pr_warn("connect request for invalid subsystem %s!\n",
 			subsysnqn);
 		req->cqe->result.u32 = IPO_IATTR_CONNECT_DATA(subsysnqn);
+		req->error_loc = offsetof(struct nvme_common_command, dptr);
 		goto out;
 	}
 
@@ -1321,6 +1322,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn,
 		req->cqe->result.u32 = IPO_IATTR_CONNECT_DATA(hostnqn);
 		up_read(&nvmet_config_sem);
 		status = NVME_SC_CONNECT_INVALID_HOST | NVME_SC_DNR;
+		req->error_loc = offsetof(struct nvme_common_command, dptr);
 		goto out_put_subsystem;
 	}
 	up_read(&nvmet_config_sem);

drivers/nvme/target/fabrics-cmd.c

@@ -190,12 +190,8 @@ static void nvmet_execute_admin_connect(struct nvmet_req *req)
 
 	status = nvmet_alloc_ctrl(d->subsysnqn, d->hostnqn, req,
 				  le32_to_cpu(c->kato), &ctrl);
-	if (status) {
-		if (status == (NVME_SC_INVALID_FIELD | NVME_SC_DNR))
-			req->error_loc =
-				offsetof(struct nvme_common_command, opcode);
+	if (status)
 		goto out;
-	}
 
 	ctrl->pi_support = ctrl->port->pi_enable && ctrl->subsys->pi_support;