From d224957d30654dfa7fac7732b81f6a1b495a418b Mon Sep 17 00:00:00 2001
From: James McCoy <jamessan@jamessan.com>
Date: Wed, 19 Jan 2022 22:07:37 -0500
Subject: fix(coverity/188749): nullify pointer to fix use-after-free

---
 src/nvim/buffer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/nvim/buffer.c b/src/nvim/buffer.c
index abd22fba26..0248d42f58 100644
--- a/src/nvim/buffer.c
+++ b/src/nvim/buffer.c
@@ -4351,7 +4351,7 @@ int build_stl_str_hl(win_T *wp, char_u *out, size_t outlen, char_u *fmt, int use
     // Only free the string buffer if we allocated it.
     // Note: This is not needed if `str` is pointing at `tmp`
     if (opt == STL_VIM_EXPR) {
-      xfree(str);
+      XFREE_CLEAR(str);
     }
 
     if (num >= 0 || (!itemisflag && str && *str)) {
-- 
cgit