[PATCH] staging: drivers: scsi: lpfc: Fix warning: Using plain integer as NULL pointer in lpfc_init.c

[Dipendra Khadka <kdipendra88@gmail.com>]

sparse reported following warnings:

'''
drivers/scsi/lpfc/lpfc_init.c:5517:32: warning: Using plain integer as NULL pointer
drivers/scsi/lpfc/lpfc_init.c:5526:32: warning: Using plain integer as NULL pointer
'''
This patch chanes integer 0 to NULL.

Signed-off-by: Dipendra Khadka <kdipendra88@gmail.com>
---
 drivers/scsi/lpfc/lpfc_init.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 69a5249e007a..7f012ba3edb2 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -5514,7 +5514,7 @@ lpfc_sli4_perform_vport_cvl(struct lpfc_vport *vport)
 		/* Cannot find existing Fabric ndlp, so allocate a new one */
 		ndlp = lpfc_nlp_init(vport, Fabric_DID);
 		if (!ndlp)
-			return 0;
+			return NULL;
 		/* Set the node type */
 		ndlp->nlp_type |= NLP_FABRIC;
 		/* Put ndlp onto node list */
@@ -5523,7 +5523,7 @@ lpfc_sli4_perform_vport_cvl(struct lpfc_vport *vport)
 		/* re-setup ndlp without removing from node list */
 		ndlp = lpfc_enable_node(vport, ndlp, NLP_STE_UNUSED_NODE);
 		if (!ndlp)
-			return 0;
+			return NULL;
 	}
 	if ((phba->pport->port_state < LPFC_FLOGI) &&
 		(phba->pport->port_state != LPFC_VPORT_FAILED))
-- 
2.43.0