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-rw-r--r--bus/dbus-daemon.1.in8
1 files changed, 6 insertions, 2 deletions
diff --git a/bus/dbus-daemon.1.in b/bus/dbus-daemon.1.in
index 826353c3..81439343 100644
--- a/bus/dbus-daemon.1.in
+++ b/bus/dbus-daemon.1.in
@@ -1,6 +1,6 @@
.\"
.\" dbus-daemon manual page.
-.\" Copyright (C) 2003 Red Hat, Inc.
+.\" Copyright (C) 2003,2008 Red Hat, Inc.
.\"
.TH dbus-daemon 1
.SH NAME
@@ -581,7 +581,11 @@ received" are evaluated separately.
.PP
Be careful with send_interface/receive_interface, because the
-interface field in messages is optional.
+interface field in messages is optional. In particular, do NOT
+specify <deny send_interface="org.foo.Bar"/>! This will cause
+no-interface messages to be blocked for all services, which is
+almost certainly not what you intended. Always use rules of
+the form: <deny send_interface="org.foo.Bar" send_destination="org.foo.Service"/>
.TP
.I "<selinux>"