NSS: update to 3.12.6 RC0

mozilla/security/nss/lib/pk11wrap/pk11pars.c

 /* ***** BEGIN LICENSE BLOCK *****
  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
  *
  * The contents of this file are subject to the Mozilla Public License Version
  * 1.1 (the "License"); you may not use this file except in compliance with
  * the License. You may obtain a copy of the License at
  * http://www.mozilla.org/MPL/
  *
  * Software distributed under the License is distributed on an "AS IS" basis,
  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
@@ skipping 1116 matching lines @@
         if (moduleSpecList) {
             char **index;
 
             index = moduleSpecList;
             if (*index && SECMOD_GetSkipFirstFlag(module)) {
                 index++;
             }
 
             for (; *index; index++) {
                 SECMODModule *child;
+                if (0 == PORT_Strcmp(*index, modulespec)) {
+                    /* avoid trivial infinite recursion */
+                    PORT_SetError(SEC_ERROR_NO_MODULE);
+                    rv = SECFailure;
+                    break;
+                }
                 child = SECMOD_LoadModule(*index,module,PR_TRUE);
                 if (!child) break;
                 if (child->isCritical && !child->loaded) {
                     int err = PORT_GetError();
                     if (!err)  
                         err = SEC_ERROR_NO_MODULE;
                     SECMOD_DestroyModule(child);
                     PORT_SetError(err);
                     rv = SECFailure;
                     break;
@@ skipping 70 matching lines @@
 
     SECMOD_GetReadLock(moduleLock);
     rv = STAN_RemoveModuleFromDefaultTrustDomain(mod);
     SECMOD_ReleaseReadLock(moduleLock);
     if (SECSuccess != rv) {
         return SECFailure;
     }
     return SECMOD_DeleteModuleEx(NULL, mod, &atype, PR_FALSE);
 }