diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 7f32ab0a5..27448aa6c 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,8 @@
+2005-11-09  Corinna Vinschen  <corinna@vinschen.de>
+
+	* syslog.cc (setlogmask): Don't mask the mask.
+	(vsyslog): Fix priority check.
+
 2005-11-09  Scott Finneran  <scottf@pacom.com>
 
 	* include/cygwin/signal.h: Add missing sigrelse prototype.
diff --git a/winsup/cygwin/syslog.cc b/winsup/cygwin/syslog.cc
index 1a56f0758..a4beaea74 100644
--- a/winsup/cygwin/syslog.cc
+++ b/winsup/cygwin/syslog.cc
@@ -79,7 +79,7 @@ setlogmask (int maskpri)
     return _my_tls.locals.process_logmask;
 
   int old_mask = _my_tls.locals.process_logmask;
-  _my_tls.locals.process_logmask = maskpri & LOG_PRIMASK;
+  _my_tls.locals.process_logmask = maskpri;
 
   return old_mask;
 }
@@ -263,7 +263,7 @@ vsyslog (int priority, const char *message, va_list ap)
 {
     debug_printf ("%x %s", priority, message);
     /* If the priority fails the current mask, reject */
-    if (((priority & LOG_PRIMASK) & _my_tls.locals.process_logmask) == 0)
+    if ((LOG_MASK (LOG_PRI (priority)) & _my_tls.locals.process_logmask) == 0)
       {
 	debug_printf ("failing message %x due to priority mask %x",
 		      priority, _my_tls.locals.process_logmask);