util: make ParseMoney return a std::optional<CAmount>

1 files changed, 4 insertions, 4 deletions

diff --git a/src/miner.cpp b/src/miner.cpp
index d9186a5d6d..168ade5507 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -73,11 +73,11 @@ static BlockAssembler::Options DefaultOptions()
     // If -blockmaxweight is not given, limit to DEFAULT_BLOCK_MAX_WEIGHT
     BlockAssembler::Options options;
     options.nBlockMaxWeight = gArgs.GetArg("-blockmaxweight", DEFAULT_BLOCK_MAX_WEIGHT);
-    CAmount n = 0;
-    if (gArgs.IsArgSet("-blockmintxfee") && ParseMoney(gArgs.GetArg("-blockmintxfee", ""), n)) {
-        options.blockMinFeeRate = CFeeRate(n);
+    if (gArgs.IsArgSet("-blockmintxfee")) {
+        std::optional<CAmount> parsed = ParseMoney(gArgs.GetArg("-blockmintxfee", ""));
+        options.blockMinFeeRate = CFeeRate{parsed.value_or(DEFAULT_BLOCK_MIN_TX_FEE)};
     } else {
-        options.blockMinFeeRate = CFeeRate(DEFAULT_BLOCK_MIN_TX_FEE);
+        options.blockMinFeeRate = CFeeRate{DEFAULT_BLOCK_MIN_TX_FEE};
     }
     return options;
 }