UINT16_MAX as symbol length is reserved; ref #2294

mruby · May 19, 2014 · c4268f6 · c4268f6
1 parent 54c2dcf
commit c4268f6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/symbol.c b/src/symbol.c
@@ -43,7 +43,7 @@ sym_intern(mrb_state *mrb, const char *name, size_t len, mrb_bool lit)
   mrb_sym sym;
   char *p;
 
-  if (len > UINT16_MAX) {
+  if (len > (UINT16_MAX-1)) {   /* UINT16_MAX is reverved */
     mrb_raise(mrb, E_ARGUMENT_ERROR, "symbol length too long");
   }
   sname.lit = lit;