diff options
| author | Jung-uk Kim <jkim@FreeBSD.org> | 2016-09-22 13:05:59 +0000 |
|---|---|---|
| committer | Jung-uk Kim <jkim@FreeBSD.org> | 2016-09-22 13:05:59 +0000 |
| commit | 2c14c598c3061ac2533f997352aa06a2266f44d9 (patch) | |
| tree | 470894a14935f308eeac93c6cbf6cf25632e1cb1 /crypto/asn1/a_object.c | |
| parent | 47b11f985b9e0ff561a67e19674de6fbcf79281d (diff) | |
Notes
Diffstat (limited to 'crypto/asn1/a_object.c')
| -rw-r--r-- | crypto/asn1/a_object.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/crypto/asn1/a_object.c b/crypto/asn1/a_object.c index 27f9c1691462b..229a40ffa3444 100644 --- a/crypto/asn1/a_object.c +++ b/crypto/asn1/a_object.c @@ -73,7 +73,7 @@ int i2d_ASN1_OBJECT(ASN1_OBJECT *a, unsigned char **pp) return (0); objsize = ASN1_object_size(0, a->length, V_ASN1_OBJECT); - if (pp == NULL) + if (pp == NULL || objsize == -1) return objsize; p = *pp; @@ -174,8 +174,12 @@ int a2d_ASN1_OBJECT(unsigned char *out, int olen, const char *buf, int num) if (!tmp) goto err; } - while (blsize--) - tmp[i++] = (unsigned char)BN_div_word(bl, 0x80L); + while (blsize--) { + BN_ULONG t = BN_div_word(bl, 0x80L); + if (t == (BN_ULONG)-1) + goto err; + tmp[i++] = (unsigned char)t; + } } else { for (;;) { |