summaryrefslogtreecommitdiff
path: root/libavfilter/avfiltergraph.c
diff options
context:
space:
mode:
authorStefano Sabatini <stefano.sabatini-lala@poste.it>2011-01-12 21:23:16 +0000
committerStefano Sabatini <stefano.sabatini-lala@poste.it>2011-01-12 21:23:16 +0000
commitcaeb0c30272a42c34b7f80acea90fa14cf98ec20 (patch)
treed0a8b9b1b41bd1e0dd0c39560dd9d31c0bf8d47b /libavfilter/avfiltergraph.c
parentb382d1e3e49143c7e9ebab3986dd84b64073de66 (diff)
Make avfilter_graph_free() do nothing if graph is NULL.
Originally committed as revision 26323 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavfilter/avfiltergraph.c')
-rw-r--r--libavfilter/avfiltergraph.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index cad601be1e..a62fe2f79d 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -34,6 +34,8 @@ AVFilterGraph *avfilter_graph_alloc(void)
void avfilter_graph_free(AVFilterGraph *graph)
{
+ if (!graph)
+ return;
for (; graph->filter_count > 0; graph->filter_count --)
avfilter_free(graph->filters[graph->filter_count - 1]);
av_freep(&graph->scale_sws_opts);