From: Nikos Mavrogiannopoulos <nmav@redhat.com>
Date: Wed, 19 Feb 2014 13:03:46 +0000 (+0100)
Subject: Added check for null
X-Git-Tag: gnutls_3_3_0pre0~143
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f90cb97bcace6140d47ab15a1702e30f0db7b7da;p=thirdparty%2Fgnutls.git

Added check for null
---

diff --git a/lib/x509/extensions.c b/lib/x509/extensions.c
index 5b2da0e38c..7bd8571bf1 100644
--- a/lib/x509/extensions.c
+++ b/lib/x509/extensions.c
@@ -829,6 +829,9 @@ _gnutls_write_general_name(ASN1_TYPE ext, const char *ext_name,
 	int result;
 	char name[128];
 
+	if (data == NULL)
+		return gnutls_assert_val(GNUTLS_E_INVALID_REQUEST);
+
 	switch (type) {
 	case GNUTLS_SAN_DNSNAME:
 		str = "dNSName";