scsi: lpfc: Fix system crash when port is reset.

[karo-tx-linux.git] / drivers / scsi / lpfc / lpfc.h

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index 6d7840b096e6f0899823e99d98e12153683e4f07..62571fa9c6adf133735e978c7595219e839a266e 100644 (file)
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -1228,7 +1228,11 @@ lpfc_sli_read_hs(struct lpfc_hba *phba)
 static inline struct lpfc_sli_ring *
 lpfc_phba_elsring(struct lpfc_hba *phba)
 {
-       if (phba->sli_rev == LPFC_SLI_REV4)
-               return phba->sli4_hba.els_wq->pring;
+       if (phba->sli_rev == LPFC_SLI_REV4) {
+               if (phba->sli4_hba.els_wq)
+                       return phba->sli4_hba.els_wq->pring;
+               else
+                       return NULL;
+       }
        return &phba->sli.sli3_ring[LPFC_ELS_RING];
 }