From 683648a396a804a8d54731283d525f0c34193361 Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Mon, 4 Apr 2022 07:46:33 +0800 Subject: vim-patch:8.2.4258: Coverity warns for array overrun Problem: Coverity warns for array overrun. Solution: Restrict depth to MAXWLEN - 1. https://github.com/vim/vim/commit/6970e1e36a1ecdb4d330d6ac9ca76f97fa515e36 --- src/nvim/spell.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/nvim/spell.c b/src/nvim/spell.c index c4504a36ee..2d617bba4b 100644 --- a/src/nvim/spell.c +++ b/src/nvim/spell.c @@ -3690,7 +3690,7 @@ static void suggest_try_change(suginfo_T *su) // Check the maximum score, if we go over it we won't try this change. #define TRY_DEEPER(su, stack, depth, add) \ - ((depth) < MAXWLEN && (stack)[depth].ts_score + (add) < (su)->su_maxscore) + ((depth) < MAXWLEN - 1 && (stack)[depth].ts_score + (add) < (su)->su_maxscore) // Try finding suggestions by adding/removing/swapping letters. // @@ -3828,7 +3828,7 @@ static void suggest_trie_walk(suginfo_T *su, langp_T *lp, char_u *fword, bool so // At end of a prefix or at start of prefixtree: check for // following word. - if (depth < MAXWLEN && (byts[arridx] == 0 || n == STATE_NOPREFIX)) { + if (depth < MAXWLEN - 1 && (byts[arridx] == 0 || n == STATE_NOPREFIX)) { // Set su->su_badflags to the caps type at this position. // Use the caps type until here for the prefix itself. n = nofold_len(fword, sp->ts_fidx, su->su_badptr); -- cgit