PVS-Studio warning V547 for tor-project

void
pt_configure_remaining_proxies(void)
{
  ....
  tor_assert(mp->conf_state != PT_PROTO_BROKEN ||
             mp->conf_state != PT_PROTO_FAILED_LAUNCH);
  ....
}

This suspicious code was found in tor-project project by PVS-Studio static code analyzer.
Warning message is:
V547 Expression is always true. Probably the '&&' operator should be used here. transports.c 556

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/