nvme-fabrics: log a warning if hostid is invalid

This helps users to quickly spot the reason of why connection fails
if the hostid is not compliant with the uuid format.

Signed-off-by: Guan Junxiong <guanjunxiong@huawei.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 5f5cd306f76d05e8cb7351cb91403d7f9a554d9a..fc3b6552f46750fd1187052bf91c73596cf82836 100644 (file)
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -735,6 +735,7 @@ static int nvmf_parse_options(struct nvmf_ctrl_options *opts,
                                goto out;
                        }
                        if (uuid_parse(p, &hostid)) {
+                               pr_err("Invalid hostid %s\n", p);
                                ret = -EINVAL;
                                goto out;
                        }