opus_parse_crash.diff

Index: jni/opus/pj_sources/pj_opus.c
===================================================================
--- jni/opus/pj_sources/pj_opus.c	(revision 2470)
+++ jni/opus/pj_sources/pj_opus.c	(working copy)
@@ -666,7 +666,7 @@
 	unsigned char toc;
 	const unsigned char *raw_frames[48];
 	short size[48];
-	int payload_offset, samples_per_frame;
+	int err, payload_offset, samples_per_frame;
     unsigned i;
 
 	PJ_ASSERT_RETURN(frame_cnt, PJ_EINVAL);
@@ -673,11 +673,17 @@
 
 	opus = (struct opus_private*) codec->codec_data;
 
-    *frame_cnt = opus_packet_parse(pkt, pkt_size,
+    err = opus_packet_parse(pkt, pkt_size,
     		&toc,
     		raw_frames,
     		size,
     		&payload_offset);
+    if (err <= 0) {
+        PJ_LOG(4, (THIS_FILE, "Error parsing Opus packet: %s", opus_strerror(err)));
+        *frame_cnt = 0;
+        return opus_to_pjsip_error_code(err);
+    }
+    *frame_cnt = (unsigned) err;
 
     samples_per_frame = opus_packet_get_samples_per_frame(pkt, opus->externalFs);