Description: the 'silent' option of pam_winbind module don't work in PAM configuration file.
This patch fix it.

Sergei Butakov <sergei@bslos.com>

--- samba-3.0.28/source/nsswitch/pam_winbind.c.bak	2008-04-25 18:18:16.000000000 +0600
+++ samba-3.0.28/source/nsswitch/pam_winbind.c	2008-04-25 18:21:35.000000000 +0600
@@ -291,6 +291,8 @@
 			ctrl |= WINBIND_KRB5_CCACHE_TYPE;
 		else if (!strcasecmp(*v, "cached_login"))
 			ctrl |= WINBIND_CACHED_LOGIN;
+		else if (!strcasecmp(*v, "silent"))
+			ctrl |= WINBIND_SILENT;
 		else {
 			_pam_log(pamh, ctrl, LOG_ERR, "pam_parse: unknown option: %s", *v);
 			return -1;