diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index e8edd91..496aec1 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -2996,7 +2996,7 @@
     for (size_t i = 0; i < chains.size(); i++) {
         sp<EffectChain> ec = chains[i];
         int sessionid = ec->sessionId();
-        sp<ThreadBase> t = ec->thread().promote();
+        sp<ThreadBase> t = ec->mThread.promote();
         if (t == 0) {
             continue;
         }
@@ -3019,7 +3019,7 @@
                 effect->unPin();
                 t->removeEffect_l(effect, /*release*/ true);
                 if (effect->purgeHandles()) {
-                    effect->checkSuspendOnEffectEnabled(false, true /*threadLocked*/);
+                    t->checkSuspendOnEffectEnabled_l(effect, false, effect->sessionId());
                 }
                 removedEffects.push_back(effect);
             }
@@ -3642,7 +3642,7 @@
         // if the move request is not received from audio policy manager, the effect must be
         // re-registered with the new strategy and output
         if (dstChain == 0) {
-            dstChain = effect->callback()->chain().promote();
+            dstChain = effect->chain().promote();
             if (dstChain == 0) {
                 ALOGW("moveEffectChain_l() cannot get chain from effect %p", effect.get());
                 status = NO_INIT;
@@ -3692,7 +3692,7 @@
             goto Exit;
         }
 
-        dstChain = effect->callback()->chain().promote();
+        dstChain = effect->chain().promote();
         if (dstChain == 0) {
             thread->addEffect_l(effect);
             status = INVALID_OPERATION;