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asn1_item_embed_new(): if locking failed, don't call asn1_item_embed_free()

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asn1_item_embed_free() will try unlocking and fail in this case, and
since the new item was just allocated on the heap, free it directly
with OPENSSL_free() instead.

Reviewed-by: Rich Salz <rsalz@openssl.org>
Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/4579)
This commit is contained in:
Richard Levitte 2017-10-24 18:32:22 +02:00
parent 03996c19c3
commit fe6fcd3154
1 changed files with 7 additions and 2 deletions
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9
crypto/asn1/tasn_new.c
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@ -124,8 +124,13 @@ int asn1_item_embed_new(ASN1_VALUE **pval, const ASN1_ITEM *it, int embed)
goto memerr;
}
/* 0 : init. lock */
if (asn1_do_lock(pval, 0, it) < 0)
goto memerr2;
if (asn1_do_lock(pval, 0, it) < 0) {
if (!embed) {
OPENSSL_free(*pval);
*pval = NULL;
}
goto memerr;
}
asn1_enc_init(pval, it);
for (i = 0, tt = it->templates; i < it->tcount; tt++, i++) {
pseqval = asn1_get_field_ptr(pval, tt);