|
@@ -3796,11 +3796,15 @@ next_random_exponential_delay(int delay, int max_delay)
|
|
|
|
|
|
/* How much are we willing to add to the delay? */
|
|
|
int max_increment;
|
|
|
+ const int multiplier = 4; /* no more than quintuple. */
|
|
|
|
|
|
- if (delay)
|
|
|
- max_increment = delay * 4; /* no more than quintuple. */
|
|
|
- else
|
|
|
+ if (delay && delay < (INT_MAX-1) / multiplier) {
|
|
|
+ max_increment = delay * multiplier;
|
|
|
+ } else if (delay) {
|
|
|
+ max_increment = INT_MAX-1;
|
|
|
+ } else {
|
|
|
max_increment = 1; /* we're always willing to slow down a little. */
|
|
|
+ }
|
|
|
|
|
|
/* the + 1 here is so that we include the end of the interval */
|
|
|
int increment = crypto_rand_int(max_increment+1);
|