vendor/libreadline

1 files changed, 9 insertions, 2 deletions

diff --git a/contrib/libreadline/isearch.c b/contrib/libreadline/isearch.c
index 9f67bfc08018..2ed459f1cd5e 100644
--- a/contrib/libreadline/isearch.c
+++ b/contrib/libreadline/isearch.c
@@ -327,8 +327,15 @@ _rl_isearch_dispatch (cxt, c)
   rl_command_func_t *f;
 
   f = (rl_command_func_t *)NULL;
- 
- /* Translate the keys we do something with to opcodes. */
+
+  if (c < 0)
+    {
+      cxt->sflags |= SF_FAILED;
+      cxt->history_pos = cxt->last_found_line;
+      return -1;
+    }
+
+  /* Translate the keys we do something with to opcodes. */
   if (c >= 0 && _rl_keymap[c].type == ISFUNC)
     {
       f = _rl_keymap[c].function;