diff options
| -rw-r--r-- | crypto/asn1/x_x509.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/crypto/asn1/x_x509.c b/crypto/asn1/x_x509.c index 38ede71bb9..1500871577 100644 --- a/crypto/asn1/x_x509.c +++ b/crypto/asn1/x_x509.c @@ -202,14 +202,15 @@ X509 *d2i_X509_AUX(X509 **a, const unsigned char **pp, long length) int i2d_X509_AUX(X509 *a, unsigned char **pp) { int length, tmplen; - unsigned char *start = *pp; + unsigned char *start = pp != NULL ? *pp : NULL; length = i2d_X509(a, pp); if (length < 0 || a == NULL) return length; tmplen = i2d_X509_CERT_AUX(a->aux, pp); if (tmplen < 0) { - *pp = start; + if (start != NULL) + *pp = start; return tmplen; } length += tmplen; |