cleanup a couple of warnings;

src/common/network/NetRPC.cpp

@@ -98,7 +98,7 @@ void NetRPC::clock(uint32_t ms)
                 udp::Socket::address(address).c_str(), udp::Socket::port(address), rpcHeader.getFunction(), rpcHeader.getMessageLength());
         }
 
-        if (length < RPC_HEADER_LENGTH_BYTES + rpcHeader.getMessageLength()) {
+        if (length < (int)(RPC_HEADER_LENGTH_BYTES + rpcHeader.getMessageLength())) {
             LogError(LOG_NET, "NetRPC::clock(), message received from network is malformed! %u bytes != %u bytes", 
                 RPC_HEADER_LENGTH_BYTES + rpcHeader.getMessageLength(), length);
             return;

src/host/p25/Control.cpp

@@ -2193,8 +2193,9 @@ bool Control::getLLA_AM1_Parameters(uint32_t srcId, uint8_t* rs, uint8_t* crs, u
     } else {
         LogWarning(LOG_P25, "P25, LLA key not found requesting from FNE, rsi = %u", srcId);
         m_network->writeLLAKeyReq(srcId);
-        return false;
     }
+
+    return false;
 }
 
 /* Helper to clear LLA AM1 parameters for a given source ID. */