make suspend quieter

Fix a goof in Linus' recent PM API updates:  don't emit any messages in the
typical NOP "already suspended it" late suspend case.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/base/power/suspend.c b/drivers/base/power/suspend.c
index 10e8032..0bda4a7 100644
--- a/drivers/base/power/suspend.c
+++ b/drivers/base/power/suspend.c
@@ -102,11 +102,6 @@
 {
 	int error = 0;
 
-	if (dev->power.power_state.event) {
-		dev_dbg(dev, "PM: suspend_late %d-->%d\n",
-			dev->power.power_state.event, state.event);
-	}
-
 	if (dev->bus && dev->bus->suspend_late && !dev->power.power_state.event) {
 		dev_dbg(dev, "LATE %s%s\n",
 			suspend_verb(state.event),