1 files changed, 4 insertions, 5 deletions
diff --git a/ext/socket/constants.c b/ext/socket/constants.c
index bab27b23bb..1213f2ae17 100644
--- a/ext/socket/constants.c
+++ b/ext/socket/constants.c
@@ -22,19 +22,18 @@ constant_arg(VALUE arg, int (*str_to_int)(const char*, long, int*), const char *
     int ret;
 
     if (SYMBOL_P(arg)) {
-        arg = rb_sym_to_s(arg);
+        arg = rb_sym2str(arg);
         goto str;
     }
     else if (!NIL_P(tmp = rb_check_string_type(arg))) {
-	arg = tmp;
+        arg = tmp;
       str:
-	rb_check_safe_obj(arg);
         ptr = RSTRING_PTR(arg);
         if (str_to_int(ptr, RSTRING_LEN(arg), &ret) == -1)
-	    rb_raise(rb_eSocket, "%s: %s", errmsg, ptr);
+            rb_raise(rb_eSocket, "%s: %s", errmsg, ptr);
     }
     else {
-	ret = NUM2INT(arg);
+        ret = NUM2INT(arg);
     }
     return ret;
 }