File 1784-Check-return-values-and-fix-start_and_wait... of Package erlang

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File 1784-Check-return-values-and-fix-start_and_wait.patch of Package erlang

From a3c765f3a75a2714da240764a6f0bb6ad0319b7e Mon Sep 17 00:00:00 2001
From: Benedikt Reinartz <filmor@gmail.com>
Date: Tue, 13 Dec 2022 14:20:47 +0100
Subject: [PATCH 04/12] Check return values and fix start_and_wait

---
 lib/observer/src/observer.erl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/observer/src/observer.erl b/lib/observer/src/observer.erl
index ddd0293e19..0a2ffe5daa 100644
--- a/lib/observer/src/observer.erl
+++ b/lib/observer/src/observer.erl
@@ -29,15 +29,15 @@ start(Node) when is_atom(Node) ->
     start([Node]);
 start([Node]) ->
     Node1 = to_atom(Node),
-    net_adm:ping(Node1),
+    true = net_kernel:connect_node(Node1),
     Res = observer_wx:start(),
     observer_wx:set_node(Node1),
     Res.
 
 start_and_wait(Node) when is_atom(Node) ->
     start_and_wait([Node]);
-start_and_wait([Node]) ->
-    start(Node),
+start_and_wait(List) when is_list(List) ->
+    ok = start(List),
     MonitorRef = monitor(process, observer),
     receive
         {'DOWN', MonitorRef, process, _, _} ->
-- 
2.35.3

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File 1784-Check-return-values-and-fix-start_and_wait.patch of Package erlang

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