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diff src/edit.c @ 23664:aa8fa32cdca3 v8.2.2374

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patch 8.2.2374: accessing uninitialized memory in test_undo Commit: https://github.com/vim/vim/commit/82aa6e09e02b138ab7ee6b79ecac487813f117e5 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 17 22:04:02 2021 +0100 patch 8.2.2374: accessing uninitialized memory in test_undo Problem: Accessing uninitialized memory in test_undo. Solution: Do not look in typebuf.tb_buf if it is empty. (Dominique Pell?, closes #7697)
author Bram Moolenaar <Bram@vim.org>
date Sun, 17 Jan 2021 22:15:05 +0100
parents 5fbac68bda23
children c425989fe7ac
line wrap: on
line diff
--- a/src/edit.c
+++ b/src/edit.c
@@ -1586,7 +1586,7 @@ decodeModifyOtherKeys(int c)
     // Recognize:
     // form 0: {lead}{key};{modifier}u
     // form 1: {lead}27;{modifier};{key}~
-    if ((c == CSI || (c == ESC && *p == '[')) && typebuf.tb_len >= 4)
+    if (typebuf.tb_len >= 4 && (c == CSI || (c == ESC && *p == '[')))
     {
 	idx = (*p == '[');
 	if (p[idx] == '2' && p[idx + 1] == '7' && p[idx + 2] == ';')