[or-cvs] r13133: Add a missing "goto err" when parsing v2 ns docs (in tor/trunk: . src/or)

[nickm@xxxxxxxx]

Author: nickm
Date: 2008-01-14 14:00:33 -0500 (Mon, 14 Jan 2008)
New Revision: 13133

Modified:
   tor/trunk/
   tor/trunk/ChangeLog
   tor/trunk/src/or/routerparse.c
Log:
 r17614@catbus:  nickm | 2008-01-14 13:55:25 -0500
 Add a missing "goto err" when parsing v2 ns docs



Property changes on: tor/trunk
___________________________________________________________________
 svk:merge ticket from /tor/trunk [r17614] on 8246c3cf-6607-4228-993b-4d95d33730f1

Modified: tor/trunk/ChangeLog
===================================================================
--- tor/trunk/ChangeLog	2008-01-14 19:00:28 UTC (rev 13132)
+++ tor/trunk/ChangeLog	2008-01-14 19:00:33 UTC (rev 13133)
@@ -47,6 +47,9 @@
     - Detect more kinds of possible internal error.
     - Avoid possible segfault if key generation fails in
       crypto_pk_hybrid_encrypt. Bugfix on 0.2.0.
+    - Avoid segfault in the case where a badly behaved v2 versioning
+      directory sends a signed networkstatus with missing client-versions.
+      Bugfix on 0.1.2.
 
   o Minor features (controller):
     - Get NS events working again.  (Patch from tup)

Modified: tor/trunk/src/or/routerparse.c
===================================================================
--- tor/trunk/src/or/routerparse.c	2008-01-14 19:00:28 UTC (rev 13132)
+++ tor/trunk/src/or/routerparse.c	2008-01-14 19:00:33 UTC (rev 13133)
@@ -1882,7 +1882,8 @@
 
   if (ns->recommends_versions) {
     if (!(tok = find_first_by_keyword(tokens, K_CLIENT_VERSIONS))) {
-      log_warn(LD_DIR, "Missing client-versions");
+      log_warn(LD_DIR, "Missing client-versions on versioning directory");
+      goto err;
     }
     ns->client_versions = tok->args[0];
     tok->args[0] = NULL;