From 42c0c0df6c7e04729be3ec27a64d5e11f4c5e31d Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Fri, 17 Sep 2021 23:09:49 -0500
Subject: [PATCH] Fix error path that was trying to free constant strings.
 (Fixes "while do" segfaulting.)

---
 toys/pending/sh.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/toys/pending/sh.c b/toys/pending/sh.c
index 64538699..e02fcd8f 100644
--- a/toys/pending/sh.c
+++ b/toys/pending/sh.c
@@ -2917,12 +2917,7 @@ flush:
   if (s) syntax_err(s);
   llist_traverse(*ppl, free_pipeline);
   *ppl = 0;
-  while (*expect) {
-    struct double_list *del = dlist_pop(expect);
-
-    if (del->data != (void *)1) free(del->data);
-    free(del);
-  }
+  llist_traverse(*expect, free);
   *expect = 0;
 
   return 0-!!s;
-- 
2.39.2