[SCSI] qla2xxx: Correct infinite-login-retry issue.

Where the DPC logic would get jammed into continuously
reloging-into a port.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index a8ab2d3..4314f94 100644 (file)
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -2437,7 +2437,6 @@ qla2x00_do_dpc(void *data)
                                if (atomic_read(&fcport->state) != FCS_ONLINE &&
                                    fcport->login_retry) {
 
-                                       fcport->login_retry--;
                                        if (fcport->flags & FCF_FABRIC_DEVICE) {
                                                if (fcport->flags &
                                                    FCF_TAPE_PRESENT)
@@ -2453,6 +2452,7 @@ qla2x00_do_dpc(void *data)
                                                    qla2x00_local_device_login(
                                                        ha, fcport);
 
+                                       fcport->login_retry--;
                                        if (status == QLA_SUCCESS) {
                                                fcport->old_loop_id = fcport->loop_id;
 
@@ -2470,6 +2470,8 @@ qla2x00_do_dpc(void *data)
                                        } else {
                                                fcport->login_retry = 0;
                                        }
+                                       if (fcport->login_retry == 0)
+                                               fcport->loop_id = FC_NO_LOOP_ID;
                                }
                                if (test_bit(LOOP_RESYNC_NEEDED, &ha->dpc_flags))
                                        break;