if (use_editor) {
char index[PATH_MAX];
- const char *env[2] = { index, NULL };
+ const char *env[2] = { NULL };
+ env[0] = index;
snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file);
if (launch_editor(git_path(commit_editmsg), NULL, env)) {
fprintf(stderr,