mod_portaudio: fix incorrect use of pa input buffer that could lead to garbage audio

src/mod/endpoints/mod_portaudio/pablio.c

@@ -93,7 +93,7 @@ static int iblockingIOCallback(const void *inputBuffer, void *outputBuffer,
 			}
 			if (PaUtil_WriteRingBuffer(&data->inFIFOs[c], chanSamples, numBytes) != numBytes) {
 				PaUtil_FlushRingBuffer(&data->inFIFOs[c]);
-				PaUtil_WriteRingBuffer(&data->inFIFOs[c], inputBuffer, numBytes);
+				PaUtil_WriteRingBuffer(&data->inFIFOs[c], chanSamples, numBytes);
 			}
 		}
 	}