diff options
| author | zeertzjq <zeertzjq@outlook.com> | 2025-02-03 22:26:05 +0800 |
|---|---|---|
| committer | zeertzjq <zeertzjq@outlook.com> | 2025-02-04 08:42:53 +0800 |
| commit | 4d0c6cae72716eb88d74361c49dc8baefba22c63 (patch) | |
| tree | 1f4d29bb096a50b9987820ad992fd600725b7f63 | |
| parent | 1c3bda7e92f6162800bc013851c8570800026420 (diff) | |
| download | rneovim-4d0c6cae72716eb88d74361c49dc8baefba22c63.tar.gz rneovim-4d0c6cae72716eb88d74361c49dc8baefba22c63.tar.bz2 rneovim-4d0c6cae72716eb88d74361c49dc8baefba22c63.zip | |
vim-patch:9.1.1023: Coverity complains about dereferencing NULL pointer
Problem: Coverity complains about dereferencing NULL pointer
Solution: Verify curdiff is not null before dereferencing it
closes: vim/vim#16437
https://github.com/vim/vim/commit/a9f77be9223f8b886d89f7fac778d363586beb85
Co-authored-by: Christian Brabandt <cb@256bit.org>
| -rw-r--r-- | src/nvim/diff.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/nvim/diff.c b/src/nvim/diff.c index 4ead58c74f..ee063a330e 100644 --- a/src/nvim/diff.c +++ b/src/nvim/diff.c @@ -1866,8 +1866,10 @@ static void count_filler_lines_and_topline(int *curlinenum_to, int *linesfiller, } } else { (*linesfiller) = 0; - ch_virtual_lines = get_max_diff_length(curdif); - isfiller = (curdif->df_count[toidx] ? false : true); + if (curdif) { + ch_virtual_lines = get_max_diff_length(curdif); + isfiller = (curdif->df_count[toidx] ? false : true); + } if (isfiller) { while (curdif && curdif->df_next && curdif->df_lnum[toidx] == curdif->df_next->df_lnum[toidx] |