diff --git a/arch/mips/arc/init.c b/arch/mips/arc/init.c
index 0ac8f42d3752..e2f75b13312f 100644
--- a/arch/mips/arc/init.c
+++ b/arch/mips/arc/init.c
@@ -23,16 +23,16 @@ LONG *_prom_argv, *_prom_envp;
 void __init prom_init(void)
 {
 	PSYSTEM_PARAMETER_BLOCK pb = PROMBLOCK;
+
 	romvec = ROMVECTOR;
-	ULONG cnt;
-	CHAR c;
 
 	prom_argc = fw_arg0;
 	_prom_argv = (LONG *) fw_arg1;
 	_prom_envp = (LONG *) fw_arg2;
 
 	if (pb->magic != 0x53435241) {
-		printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n", pb->magic);
+		printk(KERN_CRIT "Aieee, bad prom vector magic %08lx\n",
+		       (unsigned long) pb->magic);
 		while(1)
 			;
 	}