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nvme: fc: provide a descriptive error

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Provide a descriptive error in case an lport to rport association
isn't found when creating the FC-NVME controller.

Currently it's very hard to debug the reason for a failed connect
attempt without a look at the source.

Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: James Smart  <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
This commit is contained in:
Johannes Thumshirn 2018-04-19 19:43:42 +02:00 committed by Keith Busch
parent 69bfd470f4
commit 4fb135ad15
1 changed files with 2 additions and 0 deletions
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2
drivers/nvme/host/fc.c
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@ -3284,6 +3284,8 @@ nvme_fc_create_ctrl(struct device *dev, struct nvmf_ctrl_options *opts)
}
spin_unlock_irqrestore(&nvme_fc_lock, flags);
pr_warn("%s: %s - %s combination not found\n",
__func__, opts->traddr, opts->host_traddr);
return ERR_PTR(-ENOENT);
}