Fix sniffer CreateSession

Author: embhorn

src/sniffer.c

@@ -5244,6 +5244,7 @@ static SnifferSession* CreateSession(IpInfo* ipInfo, TcpInfo* tcpInfo,
         }
         if (HashInit(newHash) != 0) {
             SetError(EXTENDED_MASTER_HASH_STR, error, NULL, 0);
+            XFREE(newHash, NULL, DYNAMIC_TYPE_HASHES);
             XFREE(session, NULL, DYNAMIC_TYPE_SNIFFER_SESSION);
             return NULL;
         }