Readability fix

plugins/check_tcp.c

@@ -577,7 +577,8 @@ process_arguments (int argc, char **argv)
 			if ((temp=strchr(optarg,','))!=NULL) {
 			    *temp='\0';
 			    if (!is_intnonneg (optarg))
-                               usage2 (_("Invalid certificate expiration period"), optarg);				 days_till_exp_warn = atoi(optarg);
+                               usage2 (_("Invalid certificate expiration period"), optarg);
+			    days_till_exp_warn = atoi (optarg);
 			    *temp=',';
 			    temp++;
 			    if (!is_intnonneg (temp))