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Another attempt at fixing the STACK warning in tortls.c

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Patch suggestion from catalyst.

Related to 24423
This commit is contained in:
Nick Mathewson 2017-12-13 10:07:22 -05:00
parent 15b41fa6ae
commit f7e393eb4c
1 changed files with 6 additions and 3 deletions
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9
src/common/tortls.c
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@ -491,11 +491,14 @@ tor_tls_create_certificate,(crypto_pk_t *rsa,
* the past. */ * the past. */
const time_t min_real_lifetime = 24*3600; const time_t min_real_lifetime = 24*3600;
const time_t start_granularity = 24*3600; const time_t start_granularity = 24*3600;
time_t earliest_start_time = now - cert_lifetime + min_real_lifetime time_t earliest_start_time;
+ start_granularity;
/* Don't actually start in the future! */ /* Don't actually start in the future! */
if (earliest_start_time >= now) if (cert_lifetime <= min_real_lifetime + start_granularity) {
earliest_start_time = now - 1; earliest_start_time = now - 1;
} else {
earliest_start_time = now + min_real_lifetime + start_granularity
- cert_lifetime;
}
start_time = crypto_rand_time_range(earliest_start_time, now); start_time = crypto_rand_time_range(earliest_start_time, now);
/* Round the start time back to the start of a day. */ /* Round the start time back to the start of a day. */
start_time -= start_time % start_granularity; start_time -= start_time % start_granularity;