struct cmd_params *cps = nand->cmd_params;
unsigned char __iomem *base = nand->base;
- if (cps == NULL)
+ if (!cps)
return -1;
switch (cmd) {
unsigned char __iomem *base;
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (r == NULL)
+ if (!r)
return -ENODEV;
base = devm_ioremap(&pdev->dev, r->start, PAGE_SIZE);