File log-commit.patch of Package bird

Index: bird-2.14/sysdep/unix/log.c
===================================================================
--- bird-2.14.orig/sysdep/unix/log.c
+++ bird-2.14/sysdep/unix/log.c
@@ -160,6 +160,7 @@ log_commit(int class, buffer *buf)
     strcpy(buf->end - 100, " ... <too long>");
 
   log_lock();
+  if (current_log_list)
   WALK_LIST(l, *current_log_list)
     {
       if (!(l->mask & (1 << class)))