svn commit: r269875 - head/lib/libpam/modules/pam_opie

[Andrey A. Chernov]

Author: ache
Date: Tue Aug 12 13:28:46 2014
New Revision: 269875
URL: http://svnweb.freebsd.org/changeset/base/269875

Log:
  According to opie code and even direct mention in opie(4) challenge buffer
  size must be OPIE_CHALLENGE_MAX + 1, not OPIE_CHALLENGE_MAX
  
  Reviewed by:    des
  MFC after:      1 week

Modified:
  head/lib/libpam/modules/pam_opie/pam_opie.c

Modified: head/lib/libpam/modules/pam_opie/pam_opie.c
==============================================================================
--- head/lib/libpam/modules/pam_opie/pam_opie.c	Tue Aug 12 13:13:11 2014	(r269874)
+++ head/lib/libpam/modules/pam_opie/pam_opie.c	Tue Aug 12 13:28:46 2014	(r269875)
@@ -62,7 +62,7 @@ pam_sm_authenticate(pam_handle_t *pamh, 
 	struct passwd *pwd;
 	int retval, i;
 	const char *(promptstr[]) = { "%s\nPassword: ", "%s\nPassword [echo on]: "};
-	char challenge[OPIE_CHALLENGE_MAX];
+	char challenge[OPIE_CHALLENGE_MAX + 1];
 	char principal[OPIE_PRINCIPAL_MAX];
 	const char *user;
 	char *response;