KeyChainGroup: defensive copy of the chains list in the c'tor

bitcoinj · May 29, 2014 · 960b9d6 · 960b9d6
1 parent 1628bf6
commit 960b9d6
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/core/src/main/java/com/google/bitcoin/wallet/KeyChainGroup.java b/core/src/main/java/com/google/bitcoin/wallet/KeyChainGroup.java
@@ -79,7 +79,7 @@ public KeyChainGroup(DeterministicKey watchKey) {
     // Used for deserialization.
     private KeyChainGroup(@Nullable BasicKeyChain basicKeyChain, List<DeterministicKeyChain> chains, @Nullable KeyCrypter crypter) {
         this.basic = basicKeyChain == null ? new BasicKeyChain() : basicKeyChain;
-        this.chains = checkNotNull(chains);
+        this.chains = new ArrayList<DeterministicKeyChain>(checkNotNull(chains));
         this.keyCrypter = crypter;
         this.currentKeys = new EnumMap<KeyChain.KeyPurpose, DeterministicKey>(KeyChain.KeyPurpose.class);
     }