File 0377-Fix-a-missing-ok-Name-wrapper.patch of Package erlang

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File 0377-Fix-a-missing-ok-Name-wrapper.patch of Package erlang

From 549c60ac3070bf126c850efde894269733255ca6 Mon Sep 17 00:00:00 2001
From: Raimo Niskanen <raimo@erlang.org>
Date: Tue, 24 May 2022 16:26:01 +0200
Subject: [PATCH] Fix a missing {ok,Name} wrapper

---
 lib/kernel/src/inet_res.erl        |  8 ++++----
 lib/kernel/test/inet_res_SUITE.erl | 10 ++++++++++
 2 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/lib/kernel/src/inet_res.erl b/lib/kernel/src/inet_res.erl
index 6570f752cb..4e7809564c 100644
--- a/lib/kernel/src/inet_res.erl
+++ b/lib/kernel/src/inet_res.erl
@@ -147,7 +147,7 @@ resolve(Name, Class, Type, Opts, Timeout) ->
 	    Res = res_query(Nm, Class, Type, Opts, Timer),
 	    _ = inet:stop_timer(Timer),
 	    Res;
-	Error ->
+	{error, _} = Error ->
 	    Error
     end.
 
@@ -371,7 +371,7 @@ gethostbyaddr_tm(IP, Timer) ->
     case dn_ip(norm_ip(IP)) of
         {error, _} = Error ->
             Error;
-        Name ->
+        {ok, Name} ->
             %% Try cached first
             inet_db:res_update_conf(),
             case inet_db:gethostbyaddr(Name, IP) of
@@ -1182,7 +1182,7 @@ dn_ip(_) ->
     {error, formerr}.
 
 dn_ipv4([], Dn) ->
-    Dn;
+    {ok, Dn};
 dn_ipv4([A | As], Dn_0) when is_integer(A), A =< 255 ->
     Dn = [$. | Dn_0],
     if
@@ -1198,7 +1198,7 @@ dn_ipv4([A | As], Dn_0) when is_integer(A), A =< 255 ->
     end.
 
 dn_ipv6([], Dn) ->
-    Dn;
+    {ok, Dn};
 dn_ipv6([W | Ws], Dn) when is_integer(W), W =< 16#ffff ->
     D = W band 16#f,   W_1 = W bsr 4,
     C = W_1 band 16#f, W_2 = W_1 bsr 4,
diff --git a/lib/kernel/test/inet_res_SUITE.erl b/lib/kernel/test/inet_res_SUITE.erl
index 60589c33dc..929b1d0737 100644
--- a/lib/kernel/test/inet_res_SUITE.erl
+++ b/lib/kernel/test/inet_res_SUITE.erl
@@ -566,6 +566,16 @@ basic(Config) when is_list(Config) ->
     true =
 	(tolower(inet_dns:rr(RR2c, domain))
 	  =:= tolower(inet_dns:rr(RR2d, domain))),
+    ?P("resolve \"127.0.0.1\"~n", []),
+    {ok, Msg3} =
+        inet_res:resolve("127.0.0.1", in, a, [{nameservers,[NS]},verbose]),
+    [] = inet_dns:msg(Msg3, anlist),
+    {ok, Msg4} =
+        inet_res:resolve("127.0.0.1", in, ptr, [{nameservers,[NS]},verbose]),
+    [RR4] = inet_dns:msg(Msg4, anlist),
+    "1.0.0.127.in-addr.arpa" = inet_dns:rr(RR4, domain),
+    "test1-78901234567890123456789012345678.otptest" =
+        inet_dns:rr(RR4, data),
     %%
     %% lookup
     ?P("lookup"),
-- 
2.35.3

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File 0377-Fix-a-missing-ok-Name-wrapper.patch of Package erlang

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