[PATCH] atm: nicstar: use NULL instead of 0 for pointer

[Daeseok Youn]

sparse says:

drivers/atm/nicstar.c:642:27: warning:
 Using plain integer as NULL pointer
drivers/atm/nicstar.c:644:27:
 warning: Using plain integer as NULL pointer
drivers/atm/nicstar.c:982:51:
 warning: Using plain integer as NULL pointer
drivers/atm/nicstar.c:996:51:
 warning: Using plain integer as NULL pointer

Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
 drivers/atm/nicstar.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c
index 9587e95..13ed54c 100644
--- a/drivers/atm/nicstar.c
+++ b/drivers/atm/nicstar.c
@@ -639,9 +639,9 @@ static int ns_init_card(int i, struct pci_dev *pcidev)
 	card->hbnr.init = NUM_HB;
 	card->hbnr.max = MAX_HB;
 
-	card->sm_handle = 0x00000000;
+	card->sm_handle = NULL;
 	card->sm_addr = 0x00000000;
-	card->lg_handle = 0x00000000;
+	card->lg_handle = NULL;
 	card->lg_addr = 0x00000000;
 
 	card->efbie = 1;	/* To prevent push_rxbufs from enabling the interrupt */
@@ -979,7 +979,7 @@ static void push_rxbufs(ns_dev * card, struct sk_buff *skb)
 				addr2 = card->sm_addr;
 				handle2 = card->sm_handle;
 				card->sm_addr = 0x00000000;
-				card->sm_handle = 0x00000000;
+				card->sm_handle = NULL;
 			} else {	/* (!sm_addr) */
 
 				card->sm_addr = addr1;
@@ -993,7 +993,7 @@ static void push_rxbufs(ns_dev * card, struct sk_buff *skb)
 				addr2 = card->lg_addr;
 				handle2 = card->lg_handle;
 				card->lg_addr = 0x00000000;
-				card->lg_handle = 0x00000000;
+				card->lg_handle = NULL;
 			} else {	/* (!lg_addr) */
 
 				card->lg_addr = addr1;
-- 
1.7.9.5


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