diff options
Diffstat (limited to 'winsup/cygwin/select.cc')
| -rw-r--r-- | winsup/cygwin/select.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/winsup/cygwin/select.cc b/winsup/cygwin/select.cc index 6d2296b95..bb8c35586 100644 --- a/winsup/cygwin/select.cc +++ b/winsup/cygwin/select.cc @@ -250,6 +250,11 @@ select_stuff::wait (fd_set *readfds, fd_set *writefds, fd_set *exceptfds, counting the number of active fds. */ while ((s = s->next)) { + if (m > MAXIMUM_WAIT_OBJECTS) + { + set_errno (EINVAL); + return -1; + } if (!s->startup (s, this)) { __seterrno (); |