process.c: fix error message

* process.c (check_exec_redirect_fd): fix error message for unknown
  symbol.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39612 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

process.c

@@ -1472,10 +1472,10 @@ check_exec_redirect_fd(VALUE v, int iskey)
         fd = fptr->fd;
     }
     else {
+      wrong:
         rb_raise(rb_eArgError, "wrong exec redirect");
     }
     if (fd < 0) {
-      wrong:
         rb_raise(rb_eArgError, "negative file descriptor");
     }
 #ifdef _WIN32