Use preferred coding style for NULL comparison.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
        const char *clock_type;
        int i;
 
-       if (dev->of_node == NULL) {
+       if (!dev->of_node) {
                dev_err(dev, "Error: empty of_node\n");
                return -ENXIO;
        }
                initialize_flags |= CVMX_USB_INITIALIZE_FLAGS_CLOCK_XO_GND;
 
        res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-       if (res_mem == NULL) {
+       if (!res_mem) {
                dev_err(dev, "found no memory resource\n");
                return -ENXIO;
        }