avfilter/avfiltergraph: assert that the heap_bubble index is valid

This might help coverity

Michael Niedermayer committed 11 years ago

Commit a76e91b1 parent 424ed1a1 file · +4 −0Browse files

Unified · Split

libavfilter/avfiltergraph.c+4−0

@@ -1280,6 +1280,8 @@ static void heap_bubble_up(AVFilterGraph *graph, · 1279 unmodified lines
1280	1280	{
1281	1281	AVFilterLink **links = graph->sink_links;
1282	1282
	1283	+ av_assert0(index >= 0);
	1284	+
1283	1285	while (index) {
1284	1286	int parent = (index - 1) >> 1;
1285	1287	if (links[parent]->current_pts >= link->current_pts)
@@ -1297,6 +1299,8 @@ static void heap_bubble_down(AVFilterGraph *graph, · 11 unmodified lines
1297	1299	{
1298	1300	AVFilterLink **links = graph->sink_links;
1299	1301
	1302	+ av_assert0(index >= 0);
	1303	+
1300	1304	while (1) {
1301	1305	int child = 2 * index + 1;
1302	1306	if (child >= graph->sink_links_count)