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vim-patch:8.2.0387: error for possible NULL argument to qsort()

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Problem:    Error for possible NULL argument to qsort().
Solution:   Don't call qsort() when there is nothing to sort. (Dominique
            Pelle, closes vim/vim#5780)
bb65a5690c
This commit is contained in:
Jan Edmund Lazo
2020-03-15 14:50:36 -04:00
parent 35e798c3a7
commit 351a1cff70
1 changed files with 11 additions and 8 deletions
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19
src/nvim/spell.c
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@@ -5761,19 +5761,22 @@ cleanup_suggestions (
int maxscore, int maxscore,
int keep // nr of suggestions to keep int keep // nr of suggestions to keep
) )
FUNC_ATTR_NONNULL_ALL
{ {
suggest_T *stp = &SUG(*gap, 0); suggest_T *stp = &SUG(*gap, 0);
// Sort the list. if (gap->ga_len > 0) {
qsort(gap->ga_data, (size_t)gap->ga_len, sizeof(suggest_T), sug_compare); // Sort the list.
qsort(gap->ga_data, (size_t)gap->ga_len, sizeof(suggest_T), sug_compare);
// Truncate the list to the number of suggestions that will be displayed. // Truncate the list to the number of suggestions that will be displayed.
if (gap->ga_len > keep) { if (gap->ga_len > keep) {
for (int i = keep; i < gap->ga_len; ++i) { for (int i = keep; i < gap->ga_len; i++) {
xfree(stp[i].st_word); xfree(stp[i].st_word);
}
gap->ga_len = keep;
return stp[keep - 1].st_score;
} }
gap->ga_len = keep;
return stp[keep - 1].st_score;
} }
return maxscore; return maxscore;
} }