diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index 1d1de919..ae92709 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -14,6 +14,8 @@
  * or implied.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/types.h>
@@ -222,7 +224,7 @@
 static int pnx4008_wdt_release(struct inode *inode, struct file *file)
 {
 	if (!test_bit(WDT_OK_TO_CLOSE, &wdt_status))
-		printk(KERN_WARNING "WATCHDOG: Device closed unexpectedly\n");
+		pr_warn("Device closed unexpectedly\n");
 
 	wdt_disable();
 	clk_disable(wdt_clk);