diff options
Diffstat (limited to 'ipc/ipc_channel_posix.cc')
| -rw-r--r-- | ipc/ipc_channel_posix.cc | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/ipc/ipc_channel_posix.cc b/ipc/ipc_channel_posix.cc index 6b08887..553e626 100644 --- a/ipc/ipc_channel_posix.cc +++ b/ipc/ipc_channel_posix.cc @@ -338,6 +338,16 @@ bool Channel::ChannelImpl::CreatePipe(const std::string& channel_id, return false; AddChannelSocket(pipe_name_, client_pipe_); } else { + // Guard against inappropriate reuse of the initial IPC channel. If + // an IPC channel closes and someone attempts to reuse it by name, the + // initial channel must not be recycled here. http://crbug.com/26754. + static bool used_initial_channel = false; + if (used_initial_channel) { + LOG(FATAL) << "Denying attempt to reuse initial IPC channel"; + return false; + } + used_initial_channel = true; + pipe_ = Singleton<base::GlobalDescriptors>()->Get(kPrimaryIPCChannel); } } else { |