atm: nicstar: use NULL instead of 0 for pointer
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@gmail.com> Acked-by: Chas Williams <chas@cmf.nrl.navy.mil> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -639,9 +639,9 @@ static int ns_init_card(int i, struct pci_dev *pcidev)
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card->hbnr.init = NUM_HB;
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card->hbnr.max = MAX_HB;
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card->sm_handle = 0x00000000;
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card->sm_handle = NULL;
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card->sm_addr = 0x00000000;
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card->lg_handle = 0x00000000;
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card->lg_handle = NULL;
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card->lg_addr = 0x00000000;
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card->efbie = 1; /* To prevent push_rxbufs from enabling the interrupt */
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@ -979,7 +979,7 @@ static void push_rxbufs(ns_dev * card, struct sk_buff *skb)
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addr2 = card->sm_addr;
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handle2 = card->sm_handle;
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card->sm_addr = 0x00000000;
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card->sm_handle = 0x00000000;
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card->sm_handle = NULL;
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} else { /* (!sm_addr) */
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card->sm_addr = addr1;
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@ -993,7 +993,7 @@ static void push_rxbufs(ns_dev * card, struct sk_buff *skb)
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addr2 = card->lg_addr;
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handle2 = card->lg_handle;
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card->lg_addr = 0x00000000;
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card->lg_handle = 0x00000000;
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card->lg_handle = NULL;
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} else { /* (!lg_addr) */
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card->lg_addr = addr1;
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