Mercurial > vim
changeset 22023:67d3826948ad v8.2.1561
patch 8.2.1561: using NULL pointers in fold code
Commit: https://github.com/vim/vim/commit/81fcb67fb32a12414512b72e691a1bbbff9f8511
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Sep 1 21:21:24 2020 +0200
patch 8.2.1561: using NULL pointers in fold code
Problem: Using NULL pointers in fold code.
Solution: Avoid using a NULL pointer. (Dominique Pell?, closes https://github.com/vim/vim/issues/6831,
closes #6831)
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 01 Sep 2020 21:30:04 +0200 |
parents | b692415fc88b |
children | dd2ca50d7e0a |
files | src/fold.c src/version.c |
diffstat | 2 files changed, 3 insertions(+), 1 deletions(-) [+] |
line wrap: on
line diff
--- a/src/fold.c +++ b/src/fold.c @@ -3059,7 +3059,7 @@ truncate_fold(fold_T *fp, linenr_T end) } #define fold_end(fp) ((fp)->fd_top + (fp)->fd_len - 1) -#define valid_fold(fp, gap) ((fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len)) +#define valid_fold(fp, gap) ((gap)->ga_len > 0 && (fp) < ((fold_T *)(gap)->ga_data + (gap)->ga_len)) #define fold_index(fp, gap) ((size_t)(fp - ((fold_T *)(gap)->ga_data))) void