mce_qd: consistency check fix

2012-09-25 12:58:24 +02:00 · 2012-09-25 12:58:24 +02:00 · 30f873c86b
parent 7c3f359c9c
commit 30f873c86b
1 changed files with 1 additions and 0 deletions
--- a/lib/mce_qd.cpp
+++ b/lib/mce_qd.cpp
@ -90,6 +90,7 @@ int mce_qd::generate (pubkey&pub, privkey&priv, prng&rng,
 		//compute the support, retry if it has two equal elements.
 		used.clear();
 		bool consistent = true;
+		used.insert (0); //zero is forbidden
 		for (uint i = 0; i < fld.n / 2; ++i) {
 			support[i] = fld.add (
 			                 fld.inv (Hsig[i]),