1 files changed, 7 insertions, 0 deletions
diff --git a/contrib/libreadline/vi_mode.c b/contrib/libreadline/vi_mode.c
index c730296..2f62ec3 100644
--- a/contrib/libreadline/vi_mode.c
+++ b/contrib/libreadline/vi_mode.c
@@ -615,6 +615,13 @@ _rl_vi_save_insert (up)
 {
   int len, start, end;
 
+  if (up == 0)
+    {
+      if (vi_insert_buffer_size >= 1)
+	vi_insert_buffer[0] = '\0';
+      return;
+    }
+
   start = up->start;
   end = up->end;
   len = end - start + 1;