Fix potentially dangerous uses of mkpath and git_path

Replace them with mksnpath/git_snpath and a local buffer
for the resulting string.

Signed-off-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Alex Riesen 2008-10-26 23:08:52 +01:00 коммит произвёл Junio C Hamano
Родитель 356af64d84
Коммит 058412d097
1 изменённых файлов: 4 добавлений и 2 удалений

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@ -620,14 +620,16 @@ static char *get_short_ref(struct refinfo *ref)
for (j = 0; j < i; j++) {
const char *rule = ref_rev_parse_rules[j];
unsigned char short_objectname[20];
char refname[PATH_MAX];
/*
* the short name is ambiguous, if it resolves
* (with this previous rule) to a valid ref
* read_ref() returns 0 on success
*/
if (!read_ref(mkpath(rule, short_name_len, short_name),
short_objectname))
mksnpath(refname, sizeof(refname),
rule, short_name_len, short_name);
if (!read_ref(refname, short_objectname))
break;
}