FS-10174 [mod_conference] fix segfault after playing alone-sound when video is not...

diff --git a/src/mod/applications/mod_conference/conference_file.c b/src/mod/applications/mod_conference/conference_file.c
index 5ed2851fd5cd2d72c1bcabffc083cd0d4debf2a2..bdbfc35a8e9657a2523fe6e5368c9ca5fed62732 100644 (file)
--- a/src/mod/applications/mod_conference/conference_file.c
+++ b/src/mod/applications/mod_conference/conference_file.c
@@ -93,7 +93,7 @@ switch_status_t conference_file_close(conference_obj_t *conference, conference_f
        }
 #endif
 
-       if (node->canvas_id > -1) {
+       if (node->canvas_id > -1 && conference->canvases[node->canvas_id]) {
                canvas = conference->canvases[node->canvas_id];
 
                if (canvas->playing_video_file) {