pa_mac_core.c: Removed some comments. Cleaned up logic.

src/hostapi/coreaudio/pa_mac_core.c

@@ -2279,7 +2279,6 @@ static OSStatus AudioIOProc( void *inRefCon,
                     &stream->inputAudioBufferList );
       if(err != noErr)
       {
-        /* We used to assert on error. Now we try to just stop the stream. */
         goto stop_stream;
       }
 
@@ -2374,7 +2373,6 @@ static OSStatus AudioIOProc( void *inRefCon,
                ERR( err );
                if(err != noErr)
                {
-                 /* We used to assert on error. Now we try to just stop the stream. */
                  goto stop_stream;
                }
 
@@ -2486,7 +2484,6 @@ static OSStatus AudioIOProc( void *inRefCon,
       ERR( err );
       if(err != noErr)
       {
-          /* We used to assert on error. Now we try to just stop the stream. */
           goto stop_stream;
       }
 
@@ -2551,7 +2548,6 @@ static OSStatus AudioIOProc( void *inRefCon,
                ERR( err );
             if( err != noErr && err != RING_BUFFER_EMPTY )
             {
-              /* We used to assert on error. Now we try to just stop the stream. */
                 goto stop_stream;
             }
 
@@ -2577,18 +2573,12 @@ static OSStatus AudioIOProc( void *inRefCon,
       }
    }
 
-   switch( callbackResult )
+    // Should we return successfully or fall through to stopping the stream?
+    if( callbackResult == paContinue )
     {
-   case paContinue:
-           break;
-   case paComplete:
-   case paAbort:
-           goto stop_stream;
-      break;
-   }
-
         PaUtil_EndCpuLoadMeasurement( &stream->cpuLoadMeasurer, framesProcessed );
         return noErr;
+    }
 
 stop_stream:
     stream->state = CALLBACK_STOPPED ;
@@ -2601,7 +2591,6 @@ stop_stream:
     return noErr;
 }
 
-
 /*
     When CloseStream() is called, the multi-api layer ensures that
     the stream has already been stopped or aborted.