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scsi: libfc: Do not drop down to FLOGI for fc_rport_login() 

When fc_rport_login() is called while the rport is not
in RPORT_ST_INIT, RPORT_ST_READY, or RPORT_ST_DELETE
login is already in progress and there's no need to
drop down to FLOGI; doing so will only confuse the
other side.

Signed-off-by: Hannes Reinecke <hare@suse.com>
Acked-by: Johannes Thumshirn <jth@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Hannes Reinecke 2016-09-30 11:01:17 +02:00 committed by Martin K. Petersen
parent 785141c62a
commit e5a20009da
1 changed files with 5 additions and 1 deletions
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6
drivers/scsi/libfc/fc_rport.c
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@ -427,10 +427,14 @@ static int fc_rport_login(struct fc_rport_priv *rdata)
case RPORT_ST_DELETE:
FC_RPORT_DBG(rdata, "Restart deleted port\n");
break;
default:
case RPORT_ST_INIT:
FC_RPORT_DBG(rdata, "Login to port\n");
fc_rport_enter_flogi(rdata);
break;
default:
FC_RPORT_DBG(rdata, "Login in progress, state %s\n",
fc_rport_state(rdata));
break;
}
mutex_unlock(&rdata->rp_mutex);