From: Guan Junxiong <guanjunxiong@huawei.com>
Date: Fri, 4 Aug 2017 09:27:47 +0000 (+0800)
Subject: nvmet: fix the return error code of target if host is not allowed
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=130c24b5be80512be973e3a614abda75f5896b42;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

nvmet: fix the return error code of target if host is not allowed

nvmf target shall return NVME_SC_CONNECT_INVALID_HOST instead of
the gereal code INVALID_PARAM when the given host nqn is not allowed
to connect. Refer to the 2.2.1 section of the NVMe over Fabrics Spec.

Signed-off-by: Guan Junxiong <guanjunxiong@huawei.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
---

diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index f4b02bb4a1a8..ea7eb00dcb87 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -749,6 +749,7 @@ u16 nvmet_alloc_ctrl(const char *subsysnqn, const char *hostnqn,
 			hostnqn, subsysnqn);
 		req->rsp->result.u32 = IPO_IATTR_CONNECT_DATA(hostnqn);
 		up_read(&nvmet_config_sem);
+		status = NVME_SC_CONNECT_INVALID_HOST | NVME_SC_DNR;
 		goto out_put_subsystem;
 	}
 	up_read(&nvmet_config_sem);