Merge #10799: Prevent user from specifying conflicting parameters to fundrawtx

99c7fc3 Prevent user from specifying conflicting parameters to fundrawtx (Matt Corallo)

Pull request description:

  estimate_mode/conf_target both are overridden by feeRate, so should
  not be specified together with feeRate.

  Based on #10706

Tree-SHA512: 8ccd08575fd1f2a0d45112538ffbbc73983ee172963230b0cc7ac41d13c6f3c740917f82b212c41ded3a64d873452e7f2c7af49f3b47cab897f8e85117f21333

src/wallet/rpcwallet.cpp

@@ -2875,9 +2875,15 @@ UniValue fundrawtransaction(const JSONRPCRequest& request)
             coinControl.signalRbf = options["replaceable"].get_bool();
         }
         if (options.exists("conf_target")) {
+            if (options.exists("feeRate")) {
+                throw JSONRPCError(RPC_INVALID_PARAMETER, "Cannot specify both conf_target and feeRate");
+            }
             coinControl.m_confirm_target = ParseConfirmTarget(options["conf_target"]);
         }
         if (options.exists("estimate_mode")) {
+            if (options.exists("feeRate")) {
+                throw JSONRPCError(RPC_INVALID_PARAMETER, "Cannot specify both estimate_mode and feeRate");
+            }
             if (!FeeModeFromString(options["estimate_mode"].get_str(), coinControl.m_fee_mode)) {
                 throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid estimate_mode parameter");
             }