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authorLuis Rascao <[email protected]>2015-12-13 17:38:46 +0000
committerBjörn Gustavsson <[email protected]>2016-01-29 10:26:32 +0100
commit901b9703c898be4e6fd5a797a4b304bccafeee4b (patch)
tree3263d90955eb3a6f601d10f967e7fd34f5aae784 /lib
parent6945881b99aeadaf9ed4ec1f8c7811538cee1405 (diff)
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Check for already started beam_lib crypto server
When starting the beam_lib crypto server, don't crash when it is already running. Some other process might have already called it.
Diffstat (limited to 'lib')
-rw-r--r--lib/stdlib/src/beam_lib.erl5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/stdlib/src/beam_lib.erl b/lib/stdlib/src/beam_lib.erl
index cbbab088f4..503a2b416f 100644
--- a/lib/stdlib/src/beam_lib.erl
+++ b/lib/stdlib/src/beam_lib.erl
@@ -931,7 +931,10 @@ call_crypto_server(Req) ->
end.
call_crypto_server_1(Req) ->
- {ok, _} = gen_server:start({local,?CRYPTO_KEY_SERVER}, ?MODULE, [], []),
+ case gen_server:start({local,?CRYPTO_KEY_SERVER}, ?MODULE, [], []) of
+ {ok, _} -> ok;
+ {error, {already_started, _}} -> ok
+ end,
erlang:yield(),
call_crypto_server(Req).