svn commit: r246873 - head/contrib/opie

[Dimitry Andric]

Author: dim
Date: Sat Feb 16 12:45:57 2013
New Revision: 246873
URL: http://svnweb.freebsd.org/changeset/base/246873

Log:
  In contrib/opie/opiekey.c, use the correct length to zero the secret.
  
  Found by:	clang ToT
  Reviewed by:	delphij
  MFC after:	3 days

Modified:
  head/contrib/opie/opiekey.c

Modified: head/contrib/opie/opiekey.c
==============================================================================
--- head/contrib/opie/opiekey.c	Sat Feb 16 06:07:07 2013	(r246872)
+++ head/contrib/opie/opiekey.c	Sat Feb 16 12:45:57 2013	(r246873)
@@ -109,19 +109,19 @@ static void getsecret FUNCTION((secret, 
     if (!opiereadpass(verify, OPIE_SECRET_MAX, 0)) {
       fprintf(stderr, "Error reading %ssecret pass phrase!\n", promptextra);
       memset(verify, 0, sizeof(verify));
-      memset(secret, 0, sizeof(secret));
+      memset(secret, 0, OPIE_SECRET_MAX + 1);
       exit(1);
     }
     if (verify[0] && strcmp(verify, secret)) {
       fprintf(stderr, "They don't match. Try again.\n");
       memset(verify, 0, sizeof(verify));
-      memset(secret, 0, sizeof(secret));
+      memset(secret, 0, OPIE_SECRET_MAX + 1);
       exit(1);
     }
     memset(verify, 0, sizeof(verify));
   }
   if (!(flags & 2) && !aflag && opiepasscheck(secret)) {
-    memset(secret, 0, sizeof(secret));
+    memset(secret, 0, OPIE_SECRET_MAX + 1);
     fprintf(stderr, "Secret pass phrases must be between %d and %d characters long.\n", OPIE_SECRET_MIN, OPIE_SECRET_MAX);
     exit(1);
   };