--- a/gme/Fir_Resampler.cpp	2013-03-17 02:38:55.000000000 +0100
+++ b/gme/Fir_Resampler.cpp	2015-03-06 14:33:01.061577900 +0100
@@ -188,6 +188,8 @@
 {
 	int remain = write_pos - buf.begin();
 	int max_count = remain - width_ * stereo;
+	if ( max_count < 0 )
+		return 0;
 	if ( count > max_count )
 		count = max_count;