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Fix leak in avfilter_graph_add_filter().

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In case of reallocation failure the pointer to the original filter
array was lost. The correct behavior seems to just keep the old array
and count.

Originally committed as revision 22905 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2010-04-18 20:10:43 +00:00
parent fc8fa007fb
commit 3748b2b8e8
1 changed files with 5 additions and 5 deletions
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10
libavfilter/avfiltergraph.c
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@ -36,13 +36,13 @@ void avfilter_graph_destroy(AVFilterGraph *graph)
int avfilter_graph_add_filter(AVFilterGraph *graph, AVFilterContext *filter)
{
graph->filters = av_realloc(graph->filters,
sizeof(AVFilterContext*) * ++graph->filter_count);
if (!graph->filters)
AVFilterContext **filters = av_realloc(graph->filters,
sizeof(AVFilterContext*) * (graph->filter_count+1));
if (!filters)
return AVERROR(ENOMEM);
graph->filters[graph->filter_count - 1] = filter;
graph->filters = filters;
graph->filters[graph->filter_count++] = filter;
return 0;
}