[FFmpeg-devel] [PATCH 2/5] avfilter: do not crash on null link src/dst in avfilter_destroy()
Mans Rullgard
mans
Fri Aug 6 21:21:12 CEST 2010
---
libavfilter/avfilter.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index d4ce977..02cdb56 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -429,6 +429,7 @@ void avfilter_destroy(AVFilterContext *filter)
for(i = 0; i < filter->input_count; i ++) {
if(filter->inputs[i]) {
+ if (filter->inputs[i]->src)
filter->inputs[i]->src->outputs[filter->inputs[i]->srcpad] = NULL;
avfilter_formats_unref(&filter->inputs[i]->in_formats);
avfilter_formats_unref(&filter->inputs[i]->out_formats);
@@ -437,6 +438,7 @@ void avfilter_destroy(AVFilterContext *filter)
}
for(i = 0; i < filter->output_count; i ++) {
if(filter->outputs[i]) {
+ if (filter->outputs[i]->dst)
filter->outputs[i]->dst->inputs[filter->outputs[i]->dstpad] = NULL;
avfilter_formats_unref(&filter->outputs[i]->in_formats);
avfilter_formats_unref(&filter->outputs[i]->out_formats);
--
1.7.2
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