}
card = kzalloc(struct_size(card, ports, ports), GFP_KERNEL);
- if (card == NULL) {
+ if (!card) {
pci_release_regions(pdev);
pci_disable_device(pdev);
return -ENOBUFS;
card->status = dma_alloc_coherent(&pdev->dev,
sizeof(struct card_status),
&card->status_address, GFP_KERNEL);
- if (card->status == NULL) {
+ if (!card->status) {
wanxl_pci_remove_one(pdev);
return -ENOBUFS;
}