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index: Check git_vector_dup error in write_entries

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If allocating case_sorted.contents fails, git_vector_sort will segfault.
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panda
2021-02-16 13:43:09 -08:00
committed by Edward Thomson
parent 3f56baf8a1
commit f4c0519216
1 changed files with 3 additions and 1 deletions
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4
src/index.c
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@@ -2833,7 +2833,9 @@ static int write_entries(git_index *index, git_filebuf *file)
/* If index->entries is sorted case-insensitively, then we need
* to re-sort it case-sensitively before writing */
if (index->ignore_case) {
git_vector_dup(&case_sorted, &index->entries, git_index_entry_cmp);
if ((error = git_vector_dup(&case_sorted, &index->entries, git_index_entry_cmp)) < 0)
return error;
git_vector_sort(&case_sorted);
entries = &case_sorted;
} else {