[SCSI] fnic: lport stats need to be initialized in fnic_probe()

Incorrect initialization of lport stats in fnic_probe() causes fnic to
crash at bootup and a node hang if fip is enabled and all links are brought
up after fnic is loaded.

Signed-off-by: Joe Eykholt <jeykholt@cisco.com>
Signed-off-by: Venkata Siva Vijayendra Bhamidipati <vbhamidi@cisco.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>