FS-7513: fix seg

diff --git a/src/mod/applications/mod_conference/mod_conference.c b/src/mod/applications/mod_conference/mod_conference.c
index bd5b55a00b67f78e3ea5ab4d2fd1380477fd7438..b262b794f5976408ca1a0e34d83545ef3fb9f960 100644 (file)
--- a/src/mod/applications/mod_conference/mod_conference.c
+++ b/src/mod/applications/mod_conference/mod_conference.c
@@ -2004,7 +2004,7 @@ static void *SWITCH_THREAD_FUNC conference_video_muxing_thread_run(switch_thread
                                        imember->blanks++;
                                        if (imember->blanks == conference->video_fps.fps * 2) {
                                                check_avatar(imember, SWITCH_TRUE);
-                                               if (imember->avatar_png_img) {
+                                               if (layer && imember->avatar_png_img) {
                                                        layer->is_avatar = 1;
                                                }
                                        }