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Return an error in ASN1_TYPE_unpack_sequence if argument is NULL

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Thanks to Brian Carpenter for reporting this issue.

Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Dr. Stephen Henson 2015-05-04 00:59:48 +01:00
parent bdcb1a2cf5
commit b8cba00807
1 changed files with 1 additions and 1 deletions
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2
crypto/asn1/a_type.c
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@ -179,7 +179,7 @@ ASN1_TYPE *ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t)
void *ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t)
{
if (t->type != V_ASN1_SEQUENCE || t->value.sequence == NULL)
if (t == NULL || t->type != V_ASN1_SEQUENCE || t->value.sequence == NULL)
return NULL;
return ASN1_item_unpack(t->value.sequence, it);
}