[POWERPC] Allow xmon to build without CONFIG_DEBUG_BUGVERBOSE

Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: NPaul Mackerras <paulus@samba.org>

arch/powerpc/xmon/xmon.c

@@ -1360,8 +1360,12 @@ static void print_bug_trap(struct pt_regs *regs)
 	if (is_warning_bug(bug))
 		return;
 
+#ifdef CONFIG_DEBUG_BUGVERBOSE
 	printf("kernel BUG at %s:%u!\n",
 	       bug->file, bug->line);
+#else
+	printf("kernel BUG at %p!\n", (void *)bug->bug_addr);
+#endif
 }
 
 void excprint(struct pt_regs *fp)