diff options
| author | Hannes Reinecke <hare@suse.de> | 2016-10-13 15:10:47 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-11-08 17:29:52 -0500 |
| commit | 8acf1b50cfa44c8260fb1fcf7464a4eee69aefcf (patch) | |
| tree | 062f4c756db4f1d412b499cfa2ba81636a496147 /drivers/scsi/libfc | |
| parent | 386b97b43c0c9e0d878eec7ea1db16af22b036ae (diff) | |
scsi: libfc: Return LS_RJT_BUSY for PRLI in status PLOGI
Occasionally it might happen that we receive a PRLI while we're still
waiting for our PLOGI response. In that case we should return
'busy' LS status instead of 'plogi required' LS status.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/libfc')
| -rw-r--r-- | drivers/scsi/libfc/fc_rport.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c index 2b8214f335db..a867874ff367 100644 --- a/drivers/scsi/libfc/fc_rport.c +++ b/drivers/scsi/libfc/fc_rport.c @@ -1705,6 +1705,15 @@ static void fc_rport_recv_els_req(struct fc_lport *lport, struct fc_frame *fp) case RPORT_ST_READY: case RPORT_ST_ADISC: break; + case RPORT_ST_PLOGI: + if (fc_frame_payload_op(fp) == ELS_PRLI) { + FC_RPORT_DBG(rdata, "Reject ELS PRLI " + "while in state %s\n", + fc_rport_state(rdata)); + mutex_unlock(&rdata->rp_mutex); + kref_put(&rdata->kref, lport->tt.rport_destroy); + goto busy; + } default: FC_RPORT_DBG(rdata, "Reject ELS 0x%02x while in state %s\n", @@ -1752,6 +1761,14 @@ reject: els_data.explan = ELS_EXPL_PLOGI_REQD; lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &els_data); fc_frame_free(fp); + return; + +busy: + els_data.reason = ELS_RJT_BUSY; + els_data.explan = ELS_EXPL_NONE; + lport->tt.seq_els_rsp_send(fp, ELS_LS_RJT, &els_data); + fc_frame_free(fp); + return; } /** |