Coverity: Initialize member variables.

ipc/ipc_channel_posix.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ipc/ipc_channel_posix.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #include <stddef.h>
 #include <sys/types.h>
@@ skipping 291 matching lines @@
       server_listen_pipe_(-1),
       pipe_(-1),
       client_pipe_(-1),
 #if defined(IPC_USES_READWRITE)
       fd_pipe_(-1),
       remote_fd_pipe_(-1),
 #endif  // IPC_USES_READWRITE
       pipe_name_(channel_handle.name),
       listener_(listener),
       must_unlink_(false) {
+  memset(input_buf_, 0, sizeof(input_buf_));
+  memset(input_cmsg_buf_, 0, sizeof(input_cmsg_buf_));
   if (!CreatePipe(channel_handle)) {
     // The pipe may have been closed already.
     const char *modestr = (mode_ & MODE_SERVER_FLAG) ? "server" : "client";
     // The pipe may have been closed already.
     LOG(WARNING) << "Unable to create pipe named \"" << channel_handle.name
                  << "\" in " << modestr << " mode";
   }
 }
 
 Channel::ChannelImpl::~ChannelImpl() {
@@ skipping 869 matching lines @@
 
 bool Channel::GetClientEuid(uid_t* client_euid) const {
   return channel_impl_->GetClientEuid(client_euid);
 }
 
 void Channel::ResetToAcceptingConnectionState() {
   channel_impl_->ResetToAcceptingConnectionState();
 }
 
 }  // namespace IPC