forecast: Explicitly cast sockaddr to fix compiler warning

On Travis we compile with -Werror.

diff --git a/src/libcharon/plugins/forecast/forecast_listener.c b/src/libcharon/plugins/forecast/forecast_listener.c
index 186378be15c54d8129e4ce2b491e88942499f67f..35962c294635020a30296e897827119f28d14ef4 100644 (file)
--- a/src/libcharon/plugins/forecast/forecast_listener.c
+++ b/src/libcharon/plugins/forecast/forecast_listener.c
@@ -639,7 +639,7 @@ METHOD(forecast_listener_t, set_broadcast, void,
        {
                struct sockaddr_in *in;
 
-               in = bcast->get_sockaddr(bcast);
+               in = (struct sockaddr_in*)bcast->get_sockaddr(bcast);
                this->broadcast = in->sin_addr.s_addr;
        }
 }