isdn: mISDN: hfcpci: Replace GFP_ATOMIC with GFP_KERNEL in hfc_probe()

hfc_probe() is never called in atomic context.
It calls kzalloc() with GFP_ATOMIC, which is not necessary.
GFP_ATOMIC can be replaced with GFP_KERNEL.

This is found by a static analysis tool named DCNS written by myself.
Signed-off-by: NJia-Ju Bai <baijiaju1990@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/isdn/hardware/mISDN/hfcpci.c

@@ -2220,7 +2220,7 @@ hfc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	struct hfc_pci	*card;
 	struct _hfc_map	*m = (struct _hfc_map *)ent->driver_data;
 
-	card = kzalloc(sizeof(struct hfc_pci), GFP_ATOMIC);
+	card = kzalloc(sizeof(struct hfc_pci), GFP_KERNEL);
 	if (!card) {
 		printk(KERN_ERR "No kmem for HFC card\n");
 		return err;