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If we've not been inited don't deinit

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If you call an explicit deinit when we've not been inited then a seg
fault can occur. We should check that we've been inited before attempting
to deinit.

Reviewed-by: Rich Salz <rsalz@openssl.org>
This commit is contained in:
Matt Caswell 2016-02-10 09:47:51 +00:00
parent 740b2b9a6c
commit deca5df2fb
1 changed files with 18 additions and 16 deletions
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6
crypto/init.c
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@ -537,6 +537,10 @@ void OPENSSL_INIT_library_stop(void)
{
OPENSSL_INIT_STOP *currhandler, *lasthandler;
/* If we've not been inited then no need to deinit */
if (!base_inited)
return;
/*
* Thread stop may not get automatically called by the thread library for
* the very last thread in some situations, so call it directly.
@ -613,7 +617,6 @@ void OPENSSL_INIT_library_stop(void)
OPENSSL_INIT_ONCE_DYNAMIC_INIT(&load_crypto_strings);
}
if (base_inited) {
#ifdef OPENSSL_INIT_DEBUG
fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
"CRYPTO_cleanup_all_ex_data()\n");
@ -631,7 +634,6 @@ void OPENSSL_INIT_library_stop(void)
base_inited = 0;
OPENSSL_INIT_ONCE_DYNAMIC_INIT(&base);
}
}
static const OPENSSL_INIT_SETTINGS *ossl_init_get_setting(
const OPENSSL_INIT_SETTINGS *settings, int name)