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File 0433-ssl-Fix-dialyzer-errors-detected-when-crypto.erl-is-.patch of Package erlang (Revision c00e382f9228df78350599fa64aa357d)

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From a0364386d54d6a5c211f66f71e85505953241d07 Mon Sep 17 00:00:00 2001
From: Hans Nilsson <hans@erlang.org>
Date: Fri, 24 Aug 2018 12:16:17 +0200
Subject: [PATCH] ssl: Fix dialyzer errors detected when crypto.erl is typed

---
 lib/ssl/src/ssl_connection.erl | 14 ++++++++------
 lib/ssl/src/ssl_handshake.erl  | 14 ++++++++------
 2 files changed, 16 insertions(+), 12 deletions(-)

diff --git a/lib/ssl/src/ssl_connection.erl b/lib/ssl/src/ssl_connection.erl
index 7649ed2899..05433b15ba 100644
--- a/lib/ssl/src/ssl_connection.erl
+++ b/lib/ssl/src/ssl_connection.erl
@@ -2175,22 +2175,24 @@ generate_srp_server_keys(_SrpParams, 10) ->
 generate_srp_server_keys(SrpParams =
 			     #srp_user{generator = Generator, prime = Prime,
 				       verifier = Verifier}, N) ->
-    case crypto:generate_key(srp, {host, [Verifier, Generator, Prime, '6a']}) of
-	error ->
-	    generate_srp_server_keys(SrpParams, N+1);
+    try crypto:generate_key(srp, {host, [Verifier, Generator, Prime, '6a']}) of
 	Keys ->
 	    Keys
+    catch
+	error:_ ->
+	    generate_srp_server_keys(SrpParams, N+1)
     end.
 
 generate_srp_client_keys(_Generator, _Prime, 10) ->
     ?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER);
 generate_srp_client_keys(Generator, Prime, N) ->
 
-    case crypto:generate_key(srp, {user, [Generator, Prime, '6a']}) of
-	error ->
-	    generate_srp_client_keys(Generator, Prime, N+1);
+    try crypto:generate_key(srp, {user, [Generator, Prime, '6a']}) of
 	Keys ->
 	    Keys
+    catch
+	error:_ ->
+	    generate_srp_client_keys(Generator, Prime, N+1)
     end.
 
 handle_srp_identity(Username, {Fun, UserState}) ->
diff --git a/lib/ssl/src/ssl_handshake.erl b/lib/ssl/src/ssl_handshake.erl
index b3022624c5..fa446081b3 100644
--- a/lib/ssl/src/ssl_handshake.erl
+++ b/lib/ssl/src/ssl_handshake.erl
@@ -859,22 +859,24 @@ premaster_secret(PublicDhKey, PrivateDhKey, #server_dh_params{dh_p = Prime, dh_g
     end;
 premaster_secret(#client_srp_public{srp_a = ClientPublicKey}, ServerKey, #srp_user{prime = Prime,
 										   verifier = Verifier}) ->
-    case crypto:compute_key(srp, ClientPublicKey, ServerKey, {host, [Verifier, Prime, '6a']}) of
-	error ->
-	    throw(?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER));
+    try crypto:compute_key(srp, ClientPublicKey, ServerKey, {host, [Verifier, Prime, '6a']}) of
 	PremasterSecret ->
 	    PremasterSecret
+    catch
+	error:_ ->
+	    throw(?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER))
     end;
 premaster_secret(#server_srp_params{srp_n = Prime, srp_g = Generator, srp_s = Salt, srp_b = Public},
 		 ClientKeys, {Username, Password}) ->
     case ssl_srp_primes:check_srp_params(Generator, Prime) of
 	ok ->
 	    DerivedKey = crypto:hash(sha, [Salt, crypto:hash(sha, [Username, <<$:>>, Password])]),
-	    case crypto:compute_key(srp, Public, ClientKeys, {user, [DerivedKey, Prime, Generator, '6a']}) of
-		error ->
-		    throw(?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER));
+	    try crypto:compute_key(srp, Public, ClientKeys, {user, [DerivedKey, Prime, Generator, '6a']}) of
 		PremasterSecret ->
 		    PremasterSecret
+            catch
+		error ->
+		    throw(?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER))
 	    end;
 	_ ->
 	    throw(?ALERT_REC(?FATAL, ?ILLEGAL_PARAMETER))
-- 
2.16.4

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File 0433-ssl-Fix-dialyzer-errors-detected-when-crypto.erl-is-.patch of Package erlang (Revision c00e382f9228df78350599fa64aa357d)

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