diff --git a/drivers/video/udlfb.c b/drivers/video/udlfb.c
index ec03e72..20353a6 100644
--- a/drivers/video/udlfb.c
+++ b/drivers/video/udlfb.c
@@ -434,10 +434,10 @@
 
 	while ((pixel_end > pixel) &&
 	       (cmd_buffer_end - MIN_RLX_CMD_BYTES > cmd)) {
-		uint8_t *raw_pixels_count_byte = 0;
-		uint8_t *cmd_pixels_count_byte = 0;
-		const uint16_t *raw_pixel_start = 0;
-		const uint16_t *cmd_pixel_start, *cmd_pixel_end = 0;
+		uint8_t *raw_pixels_count_byte = NULL;
+		uint8_t *cmd_pixels_count_byte = NULL;
+		const uint16_t *raw_pixel_start = NULL;
+		const uint16_t *cmd_pixel_start, *cmd_pixel_end = NULL;
 
 		prefetchw((void *) cmd); /* pull in one cache line at least */
 
@@ -1588,7 +1588,7 @@
 			const struct usb_device_id *id)
 {
 	struct usb_device *usbdev;
-	struct dlfb_data *dev = 0;
+	struct dlfb_data *dev = NULL;
 	int retval = -ENOMEM;
 
 	/* usb initialization */