...

diff --git a/MagickCore/policy.c b/MagickCore/policy.c
index 27e31a9691090aa64885a3c41a79a04f802a79fe..d8f60491a3dd3962f08bfe005023efdf3ad7c86c 100644 (file)
--- a/MagickCore/policy.c
+++ b/MagickCore/policy.c
@@ -1074,6 +1074,9 @@ MagickExport MagickBooleanType SetMagickSecurityPolicy(const char *policy,
   MagickBooleanType
     status;
   
+  assert(exception != (ExceptionInfo *) NULL);
+  if (policy == (const char *) NULL)
+    return(MagickFalse);
   if (IsPolicyCacheInstantiated(exception) == MagickFalse)
     return(MagickFalse);
   LockSemaphoreInfo(policy_semaphore);