[SCSI] be2iscsi: Fix for freeing cid

This patch frees up the allocated cid and returns error if allocation
of tag fails.
Signed-off-by: NJayamohan Kallickal <jayamohank@serverengines.com>
Reviewed-by: NMike Christie <michaelc@cs.wisc.edu>
Signed-off-by: NJames Bottomley <James.Bottomley@suse.de>

drivers/scsi/be2iscsi/be_iscsi.c

@@ -509,6 +509,8 @@ static int beiscsi_open_conn(struct iscsi_endpoint *ep,
 		SE_DEBUG(DBG_LVL_1,
 			 "mgmt_open_connection Failed for cid=%d\n",
 			 beiscsi_ep->ep_cid);
+		beiscsi_put_cid(phba, beiscsi_ep->ep_cid);
+		return -EAGAIN;
 	} else {
 		wait_event_interruptible(phba->ctrl.mcc_wait[tag],
 					 phba->ctrl.mcc_numtag[tag]);