diff --git a/lib/bug.c b/lib/bug.c
index 168603477f02..d1d7c7878900 100644
--- a/lib/bug.c
+++ b/lib/bug.c
@@ -37,6 +37,9 @@
 
     Jeremy Fitzhardinge <jeremy@goop.org> 2006
  */
+
+#define pr_fmt(fmt) fmt
+
 #include <linux/list.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
@@ -153,15 +156,13 @@ enum bug_trap_type report_bug(unsigned long bugaddr, struct pt_regs *regs)
 
 	if (warning) {
 		/* this is a WARN_ON rather than BUG/BUG_ON */
-		printk(KERN_WARNING "------------[ cut here ]------------\n");
+		pr_warn("------------[ cut here ]------------\n");
 
 		if (file)
-			printk(KERN_WARNING "WARNING: at %s:%u\n",
-			       file, line);
+			pr_warn("WARNING: at %s:%u\n", file, line);
 		else
-			printk(KERN_WARNING "WARNING: at %p "
-			       "[verbose debug info unavailable]\n",
-			       (void *)bugaddr);
+			pr_warn("WARNING: at %p [verbose debug info unavailable]\n",
+				(void *)bugaddr);
 
 		print_modules();
 		show_regs(regs);
@@ -174,12 +175,10 @@ enum bug_trap_type report_bug(unsigned long bugaddr, struct pt_regs *regs)
 	printk(KERN_DEFAULT "------------[ cut here ]------------\n");
 
 	if (file)
-		printk(KERN_CRIT "kernel BUG at %s:%u!\n",
-		       file, line);
+		pr_crit("kernel BUG at %s:%u!\n", file, line);
 	else
-		printk(KERN_CRIT "Kernel BUG at %p "
-		       "[verbose debug info unavailable]\n",
-		       (void *)bugaddr);
+		pr_crit("Kernel BUG at %p [verbose debug info unavailable]\n",
+			(void *)bugaddr);
 
 	return BUG_TRAP_TYPE_BUG;
 }