From: Simon Josefsson <simon@josefsson.org>
Date: Thu, 3 Dec 2009 14:06:19 +0000 (+0100)
Subject: Check return value from gnutls_x509_crt_get_key_usage.
X-Git-Tag: gnutls_2_9_10~188
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=fd400367276404ec74ffccdd003511f4d29e40c2;p=thirdparty%2Fgnutls.git

Check return value from gnutls_x509_crt_get_key_usage.
---

diff --git a/lib/gnutls_cert.c b/lib/gnutls_cert.c
index 6e5dcef9ea..a303a07314 100644
--- a/lib/gnutls_cert.c
+++ b/lib/gnutls_cert.c
@@ -874,7 +874,14 @@ _gnutls_x509_crt_to_gcert (gnutls_cert * gcert,
 
   if (flags & CERT_ONLY_EXTENSIONS || flags == 0)
     {
-      gnutls_x509_crt_get_key_usage (cert, &gcert->key_usage, NULL);
+      ret = gnutls_x509_crt_get_key_usage (cert, &gcert->key_usage, NULL);
+      if (ret == GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE)
+	gcert->key_usage = 0;
+      else if (ret < 0)
+	{
+	  gnutls_assert ();
+	  return ret;
+	}
       gcert->version = gnutls_x509_crt_get_version (cert);
     }
   gcert->subject_pk_algorithm = gnutls_x509_crt_get_pk_algorithm (cert, NULL);