Fix FCF Infinite loop in lpfc_sli4_fcf_rr_next_index_get.
Signed-off-by: Dick Kennedy <dick.kennedy@xxxxxxxxxxxxx>
Signed-off-by: James Smart <james.smart@xxxxxxxxxxxxx>
---
drivers/scsi/lpfc/lpfc_sli.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index f9585cd..6aae828 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -16173,7 +16173,7 @@ fail_fcf_read:
}
/**
- * lpfc_check_next_fcf_pri
+ * lpfc_check_next_fcf_pri_level
* phba pointer to the lpfc_hba struct for this port.
* This routine is called from the lpfc_sli4_fcf_rr_next_index_get
* routine when the rr_bmask is empty. The FCF indecies are put into the
@@ -16329,8 +16329,12 @@ next_priority:
if (next_fcf_index < LPFC_SLI4_FCF_TBL_INDX_MAX &&
phba->fcf.fcf_pri[next_fcf_index].fcf_rec.flag &
- LPFC_FCF_FLOGI_FAILED)
+ LPFC_FCF_FLOGI_FAILED) {
+ if (list_is_singular(&phba->fcf.fcf_pri_list))
+ return LPFC_FCOE_FCF_NEXT_NONE;
+
goto next_priority;
+ }
lpfc_printf_log(phba, KERN_INFO, LOG_FIP,
"2845 Get next roundrobin failover FCF (x%x)\n",
--
1.7.11.7
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