babeld: be more explicit about route resize result

Resizing the route array can fail. Although the error condition is
already correctly handled, if we're more explicit about the variables we
expect to be initialized then clang-analyze is happier.

Signed-off-by: Quentin Young <qlyoung@cumulusnetworks.com>

diff --git a/babeld/route.c b/babeld/route.c
index 501dd1f4dfb143e33291c1bd41159d7f444c86c0..bc7590fb39b4478e5f7fe8f24c9b4c515065f16c 100644 (file)
--- a/babeld/route.c
+++ b/babeld/route.c
@@ -176,6 +176,7 @@ insert_route(struct babel_route *route)
             resize_route_table(max_route_slots < 1 ? 8 : 2 * max_route_slots);
         if(route_slots >= max_route_slots)
             return NULL;
+        assert(routes);
         route->next = NULL;
         if(n < route_slots)
             memmove(routes + n + 1, routes + n,