File 0391-kernel-Let-net_kernel-allow-1-ignore-dupli... of Package erlang

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File 0391-kernel-Let-net_kernel-allow-1-ignore-duplicate-node-.patch of Package erlang

From 542853c9549c2bf666f595b9d1c3bb466c4b67d8 Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Mon, 30 Sep 2024 14:29:13 +0200
Subject: [PATCH 1/2] kernel: Let net_kernel:allow/1 ignore duplicate node
 names

---
 lib/kernel/src/net_kernel.erl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/kernel/src/net_kernel.erl b/lib/kernel/src/net_kernel.erl
index 83a23ba321..d65ce22c2f 100644
--- a/lib/kernel/src/net_kernel.erl
+++ b/lib/kernel/src/net_kernel.erl
@@ -1193,8 +1193,8 @@ handle_call({spawn_opt,M,F,A,O,L,Gleader},{From,Tag},State) when is_pid(From) ->
 handle_call({allow, Nodes}, From, State) ->
     case all_atoms(Nodes) of
 	true ->
-	    Allowed = State#state.allowed,
-            async_reply({reply,ok,State#state{allowed = Allowed ++ Nodes}},
+	    Allowed = lists:uniq(State#state.allowed ++ Nodes),
+            async_reply({reply,ok,State#state{allowed = Allowed}},
                         From);
 	false ->
 	    async_reply({reply,error,State}, From)
-- 
2.43.0

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File 0391-kernel-Let-net_kernel-allow-1-ignore-duplicate-node-.patch of Package erlang

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