1 files changed, 20 insertions, 14 deletions

diff --git a/indra/newview/llspeakers.cpp b/indra/newview/llspeakers.cpp
index 2d8163d9e1..cbccc79f4e 100644
--- a/indra/newview/llspeakers.cpp
+++ b/indra/newview/llspeakers.cpp
@@ -288,6 +288,10 @@ LLSpeakerMgr::~LLSpeakerMgr()
 
 LLPointer<LLSpeaker> LLSpeakerMgr::setSpeaker(const LLUUID& id, const std::string& name, LLSpeaker::ESpeakerStatus status, LLSpeaker::ESpeakerType type)
 {
+    if (!mVoiceChannel)
+    {
+        return NULL;
+    }
     LLUUID session_id = getSessionID();
     if (id.isNull() || (id == session_id))
     {
@@ -373,16 +377,17 @@ void LLSpeakerMgr::update(BOOL resort_ok)
     }
 
     // update status of all current speakers
-    BOOL voice_channel_active = (!mVoiceChannel && LLVoiceClient::getInstance()->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive());
+    LLVoiceClient* voice_client = LLVoiceClient::getInstance();
+    bool voice_channel_active = (!mVoiceChannel && voice_client->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive());
     for (speaker_map_t::iterator speaker_it = mSpeakers.begin(); speaker_it != mSpeakers.end(); speaker_it++)
     {
         LLUUID speaker_id = speaker_it->first;
         LLSpeaker* speakerp = speaker_it->second;
 
-        if (voice_channel_active && LLVoiceClient::getInstance()->getVoiceEnabled(speaker_id))
+        if (voice_channel_active && voice_client->getVoiceEnabled(speaker_id))
         {
-            speakerp->mSpeechVolume = LLVoiceClient::getInstance()->getCurrentPower(speaker_id);
-            BOOL moderator_muted_voice = LLVoiceClient::getInstance()->getIsModeratorMuted(speaker_id);
+            speakerp->mSpeechVolume = voice_client->getCurrentPower(speaker_id);
+            BOOL moderator_muted_voice = voice_client->getIsModeratorMuted(speaker_id);
             if (moderator_muted_voice != speakerp->mModeratorMutedVoice)
             {
                 speakerp->mModeratorMutedVoice = moderator_muted_voice;
@@ -390,11 +395,11 @@ void LLSpeakerMgr::update(BOOL resort_ok)
                 speakerp->fireEvent(new LLSpeakerVoiceModerationEvent(speakerp));
             }
 
-            if (LLVoiceClient::getInstance()->getOnMuteList(speaker_id) || speakerp->mModeratorMutedVoice)
+            if (voice_client->getOnMuteList(speaker_id) || speakerp->mModeratorMutedVoice)
             {
                 speakerp->mStatus = LLSpeaker::STATUS_MUTED;
             }
-            else if (LLVoiceClient::getInstance()->getIsSpeaking(speaker_id))
+            else if (voice_client->getIsSpeaking(speaker_id))
             {
                 // reset inactivity expiration
                 if (speakerp->mStatus != LLSpeaker::STATUS_SPEAKING)
@@ -477,20 +482,21 @@ void LLSpeakerMgr::update(BOOL resort_ok)
 void LLSpeakerMgr::updateSpeakerList()
 {
     // Are we bound to the currently active voice channel?
-    if ((!mVoiceChannel && LLVoiceClient::getInstance()->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive()))
+    LLVoiceClient* vocie_client = LLVoiceClient::getInstance();
+    if ((!mVoiceChannel && vocie_client->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive()))
     {
         std::set<LLUUID> participants;
-        LLVoiceClient::getInstance()->getParticipantList(participants);
+        vocie_client->getParticipantList(participants);
         // If we are, add all voice client participants to our list of known speakers
         for (std::set<LLUUID>::iterator participant_it = participants.begin(); participant_it != participants.end(); ++participant_it)
         {
                 setSpeaker(*participant_it,
-                           LLVoiceClient::getInstance()->getDisplayName(*participant_it),
+                    vocie_client->getDisplayName(*participant_it),
                            LLSpeaker::STATUS_VOICE_ACTIVE,
-                           (LLVoiceClient::getInstance()->isParticipantAvatar(*participant_it)?LLSpeaker::SPEAKER_AGENT:LLSpeaker::SPEAKER_EXTERNAL));
+                           (vocie_client->isParticipantAvatar(*participant_it)?LLSpeaker::SPEAKER_AGENT:LLSpeaker::SPEAKER_EXTERNAL));
         }
     }
-    else
+    else if (mVoiceChannel)
     {
         // If not, check if the list is empty, except if it's Nearby Chat (session_id NULL).
         LLUUID session_id = getSessionID();
@@ -618,7 +624,7 @@ void LLSpeakerMgr::getSpeakerList(speaker_list_t* speaker_list, BOOL include_tex
 
 const LLUUID LLSpeakerMgr::getSessionID()
 {
-    return mVoiceChannel->getSessionID();
+    return mVoiceChannel ? mVoiceChannel->getSessionID() : LLUUID();
 }
 
 bool LLSpeakerMgr::isSpeakerToBeRemoved(const LLUUID& speaker_id)
@@ -816,7 +822,7 @@ void LLIMSpeakerMgr::updateSpeakers(const LLSD& update)
 void LLIMSpeakerMgr::toggleAllowTextChat(const LLUUID& speaker_id)
 {
     LLPointer<LLSpeaker> speakerp = findSpeaker(speaker_id);
-    if (!speakerp) return;
+    if (!speakerp || !mVoiceChannel) return;
 
     std::string url = gAgent.getRegionCapability("ChatSessionRequest");
     LLSD data;
@@ -835,7 +841,7 @@ void LLIMSpeakerMgr::toggleAllowTextChat(const LLUUID& speaker_id)
 void LLIMSpeakerMgr::moderateVoiceParticipant(const LLUUID& avatar_id, bool unmute)
 {
     LLPointer<LLSpeaker> speakerp = findSpeaker(avatar_id);
-    if (!speakerp) return;
+    if (!speakerp || !mVoiceChannel) return;
 
     // *NOTE: mantipov: probably this condition will be incorrect when avatar will be blocked for
     // text chat via moderation (LLSpeaker::mModeratorMutedText == TRUE)