app_stream_echo: Don't echo declined streams

Discovered while experimenting with Cyber Mega Phone 2K Ultimate Dynamic
Edition after accepting the audio request but declining the video one.

Change-Id: Iaa86d41fccfbc1b559a30ccf740d78a3b5f8a98c

diff --git a/apps/app_stream_echo.c b/apps/app_stream_echo.c
index 9695dcc8725e465776f0901b1f856dc8ab67f0c8..717ed1c8860ea7edffc64846b6efe7ee3fb7fdd3 100644 (file)
--- a/apps/app_stream_echo.c
+++ b/apps/app_stream_echo.c
@@ -249,6 +249,11 @@ static struct ast_stream_topology *stream_echo_topology_alloc(
                        continue;
                }
 
+               if (ast_stream_get_state(stream) == AST_STREAM_STATE_REMOVED) {
+                       /* Don't copy removed/declined streams */
+                       continue;
+               }
+
                do {
                        stream = ast_stream_clone(stream, NULL);