Fix bug

1 files changed, 6 insertions, 0 deletions

diff --git a/toxav/msi.c b/toxav/msi.c
index d68e4a9c..65b6c4e4 100644
--- a/toxav/msi.c
+++ b/toxav/msi.c
@@ -205,6 +205,12 @@ int msi_hangup ( MSICall* call )
     MSISession* session = call->session;
     pthread_mutex_lock(session->mutex);
     
+    if ( call->state == msi_CallInactive ) {
+        LOGGER_ERROR("Call is in invalid state!");
+        pthread_mutex_unlock(session->mutex);
+        return -1;
+    }
+    
     MSIMessage msg;
     msg_init(&msg, requ_pop);