Prevent the use of -disableipv4/-disableipv6 multiple times

2025-02-16 21:45:10 -05:00
parent 53cf574c03
commit 44829674c8
1 changed files with 8 additions and 0 deletions
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -1134,6 +1134,14 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
            LogPrintf("%s: parameter interaction: -externalip set -> setting -discover=0\n", __func__);
    }

+    if(mapMultiArgs["-disableipv6"].size() > 1) {
+        return InitError("-disableipv6 can only be used once");
+    }
+
+    if(mapMultiArgs["-disableipv4"].size() > 1) {
+        return InitError("-disableipv4 can only be used once");
+    }
+
    if (GetBoolArg("-disableipv6", DEFAULT_DISABLE_IPV6)) {
        SetReachable(NET_IPV6, false);
    }