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authorErlang/OTP <[email protected]>2010-06-01 11:32:23 +0000
committerErlang/OTP <[email protected]>2010-06-01 11:32:23 +0000
commit77ec9a785a17e81581a940bded3a86934aef70e0 (patch)
tree5e44645cf8dd48d9cf7b066d3270e6c2dcc3273c /lib
parent256fb889b337781d27642471f16a5c7e0a988d8c (diff)
parent39e563a0e0a8e3a71fec8f5a1f5d4dfb0a3425f7 (diff)
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Merge branch 'bg/dist_utils' into dev
* bg/dist_utils: dist_utils: Eliminate crash when list_to_existing_atom/1 fails
Diffstat (limited to 'lib')
-rw-r--r--lib/kernel/src/dist_util.erl15
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/kernel/src/dist_util.erl b/lib/kernel/src/dist_util.erl
index a2937d60b8..f0d54a2f3e 100644
--- a/lib/kernel/src/dist_util.erl
+++ b/lib/kernel/src/dist_util.erl
@@ -1,19 +1,19 @@
%%
%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 1999-2009. All Rights Reserved.
-%%
+%%
+%% Copyright Ericsson AB 1999-2010. All Rights Reserved.
+%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
-%%
+%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
-%%
+%%
%% %CopyrightEnd%
%%
%%%----------------------------------------------------------------------
@@ -564,7 +564,7 @@ recv_challenge(#hs_data{socket=Socket,other_node=Node,
case Recv(Socket, 0, infinity) of
{ok,[$n,V1,V0,Fl1,Fl2,Fl3,Fl4,CA3,CA2,CA1,CA0 | Ns]} ->
Flags = ?u32(Fl1,Fl2,Fl3,Fl4),
- case {list_to_existing_atom(Ns),?u16(V1,V0)} of
+ try {list_to_existing_atom(Ns),?u16(V1,V0)} of
{Node,Version} ->
Challenge = ?u32(CA3,CA2,CA1,CA0),
?trace("recv: node=~w, challenge=~w version=~w\n",
@@ -572,6 +572,9 @@ recv_challenge(#hs_data{socket=Socket,other_node=Node,
{Flags,Challenge};
_ ->
?shutdown(no_node)
+ catch
+ error:badarg ->
+ ?shutdown(no_node)
end;
_ ->
?shutdown(no_node)