avoid crashes on log client teardown

[disorder] / lib / event.c

diff --git a/lib/event.c b/lib/event.c
index bb9d4ea..9c48ed1 100644 (file)
--- a/lib/event.c
+++ b/lib/event.c
@@ -978,6 +978,8 @@ ev_writer *ev_writer_new(ev_source *ev,
  * descriptor as and when it is writable.
  */
 struct sink *ev_writer_sink(ev_writer *w) {
+  if(!w)
+    fatal(0, "ev_write_sink called with null writer");
   return &w->s;
 }