---------------------
PatchSet 1239 
Date: 2001/01/10 04:32:14
Author: rbcollins
Branch: auth_digest
Tag: (none) 
Log:
null pointer reference fix

Members: 
	src/auth/digest/auth_digest.c:1.1.2.14->1.1.2.15 

Index: squid/src/auth/digest/auth_digest.c
===================================================================
RCS file: /cvsroot/squid-sf//squid/src/auth/digest/auth_digest.c,v
retrieving revision 1.1.2.14
retrieving revision 1.1.2.15
diff -u -r1.1.2.14 -r1.1.2.15
--- squid/src/auth/digest/auth_digest.c	9 Jan 2001 13:06:13 -0000	1.1.2.14
+++ squid/src/auth/digest/auth_digest.c	10 Jan 2001 04:32:14 -0000	1.1.2.15
@@ -214,14 +214,17 @@
      * We empty the cache of any nonces left in there.
      */
     digest_nonce_h *nonce;
-    debug(29,2)("authenticateDigestNonceShutdown: Shutting down nonce cache \n");
-    hash_first(digest_nonce_cache);
-    while ((nonce=((digest_nonce_h *)hash_next(digest_nonce_cache)))) {
-        assert (nonce->flags.incache);
-        hash_remove_link(digest_nonce_cache, (hash_link *)nonce);
-        nonce->flags.incache=0;
-        /* the cache's link */
-        authDigestNonceUnlink(nonce);
+    if (digest_nonce_cache)
+    {
+        debug(29,2)("authenticateDigestNonceShutdown: Shutting down nonce cache \n");
+        hash_first(digest_nonce_cache);
+        while ((nonce=((digest_nonce_h *)hash_next(digest_nonce_cache)))) {
+            assert (nonce->flags.incache);
+            hash_remove_link(digest_nonce_cache, (hash_link *)nonce);
+            nonce->flags.incache=0;
+            /* the cache's link */
+            authDigestNonceUnlink(nonce);
+        }
     }
     if (digest_nonce_pool)
     {