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service_nodes: Fix regression in RNG not using same seed

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Doyle 2020-08-24 16:06:51 +10:00 committed by Jason Rhinelander
parent f53560a022
commit 6c000f9c90
1 changed files with 2 additions and 1 deletions
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src/cryptonote_core/service_node_list.cpp
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@ -1443,8 +1443,9 @@ namespace service_nodes
// reuse the same seed for both partial shuffles, but again, that isn't an issue.
if ((0 < sublist_size && sublist_size < list_size) && (0 < sublist_up_to && sublist_up_to < list_size)) {
assert(sublist_size <= sublist_up_to); // Can't select N random items from M items when M < N
auto rng_copy = rng;
tools::shuffle_portable(result.begin(), result.begin() + sublist_up_to, rng);
tools::shuffle_portable(result.begin() + sublist_size, result.end(), rng);
tools::shuffle_portable(result.begin() + sublist_size, result.end(), rng_copy);
}
else {
tools::shuffle_portable(result.begin(), result.end(), rng);