libmicrohttpd

commit 7bbbb77da4c6a78a126ea711dc81e6e319a48fcc
parent 94b0928fbf4b7bdeeed971cce4ba130a76818572
Author: Christian Grothoff <christian@grothoff.org>
Date:   Sun, 24 Aug 2008 22:28:54 +0000

handle null case gracefully

Diffstat:
M
src/daemon/https/minitasn1/coding.c
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/daemon/https/minitasn1/coding.c b/src/daemon/https/minitasn1/coding.c
@@ -626,8 +626,9 @@ _asn1_ordering_set (unsigned char *der, int der_len, node_asn * node)
     return;
 
   p = node->down;
-  while ((type_field (p->type) == TYPE_TAG)
-         || (type_field (p->type) == TYPE_SIZE))
+  while ( (p != NULL) &&
+	  ((type_field (p->type) == TYPE_TAG)
+	   || (type_field (p->type) == TYPE_SIZE)) )
     p = p->right;
 
   if ((p == NULL) || (p->right == NULL))