diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 5f3754f..0c1ab3c 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -6181,7 +6181,7 @@
                                 framesIn = framesOut;
                             mRsmpInIndex += framesIn;
                             framesOut -= framesIn;
-                            if ((int)mChannelCount == mReqChannelCount ||
+                            if (mChannelCount == mReqChannelCount ||
                                 mFormat != AUDIO_FORMAT_PCM_16_BIT) {
                                 memcpy(dst, src, framesIn * mFrameSize);
                             } else {
@@ -6197,7 +6197,7 @@
                         if (framesOut && mFrameCount == mRsmpInIndex) {
                             void *readInto;
                             if (framesOut == mFrameCount &&
-                                ((int)mChannelCount == mReqChannelCount ||
+                                (mChannelCount == mReqChannelCount ||
                                         mFormat != AUDIO_FORMAT_PCM_16_BIT)) {
                                 readInto = buffer.raw;
                                 framesOut = 0;
@@ -6576,7 +6576,7 @@
         result.append(buffer);
         snprintf(buffer, SIZE, "Resampling: %d\n", (mResampler != NULL));
         result.append(buffer);
-        snprintf(buffer, SIZE, "Out channel count: %d\n", mReqChannelCount);
+        snprintf(buffer, SIZE, "Out channel count: %u\n", mReqChannelCount);
         result.append(buffer);
         snprintf(buffer, SIZE, "Out sample rate: %u\n", mReqSampleRate);
         result.append(buffer);
@@ -6674,7 +6674,7 @@
         int value;
         audio_format_t reqFormat = mFormat;
         uint32_t reqSamplingRate = mReqSampleRate;
-        int reqChannelCount = mReqChannelCount;
+        uint32_t reqChannelCount = mReqChannelCount;
 
         if (param.getInt(String8(AudioParameter::keySamplingRate), value) == NO_ERROR) {
             reqSamplingRate = value;
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index 61f459c..2541b15 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -419,7 +419,7 @@
                 return mFormat;
             }
 
-            int channelCount() const { return mChannelCount; }
+            uint32_t channelCount() const { return mChannelCount; }
 
             audio_channel_mask_t channelMask() const { return mChannelMask; }
 
@@ -565,7 +565,7 @@
 
                     // dynamic externally-visible
                     uint32_t    sampleRate() const { return mSampleRate; }
-                    int         channelCount() const { return mChannelCount; }
+                    uint32_t    channelCount() const { return mChannelCount; }
                     audio_channel_mask_t channelMask() const { return mChannelMask; }
                     audio_format_t format() const { return mFormat; }
                     // Called by AudioFlinger::frameCount(audio_io_handle_t output) and effects,
@@ -1593,7 +1593,7 @@
                 int16_t                             *mRsmpInBuffer;
                 size_t                              mRsmpInIndex;
                 size_t                              mInputBytes;
-                const int                           mReqChannelCount;
+                const uint32_t                      mReqChannelCount;
                 const uint32_t                      mReqSampleRate;
                 ssize_t                             mBytesRead;
                 // sync event triggering actual audio capture. Frames read before this event will