[PATCH] Fix build failure in recent pm_prepare_* changes.

Fix compilation problem in PM headers.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index 43bcd13..37c1c76 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -42,13 +42,21 @@
 #ifdef CONFIG_PM
 /* kernel/power/swsusp.c */
 extern int software_suspend(void);
+
+#if defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE)
+extern int pm_prepare_console(void);
+extern void pm_restore_console(void);
+#else
+static inline int pm_prepare_console(void) { return 0; }
+static inline void pm_restore_console(void) {}
+#endif /* defined(CONFIG_VT) && defined(CONFIG_VT_CONSOLE) */
 #else
 static inline int software_suspend(void)
 {
 	printk("Warning: fake suspend called\n");
 	return -EPERM;
 }
-#endif
+#endif /* CONFIG_PM */
 
 #ifdef CONFIG_SUSPEND_SMP
 extern void disable_nonboot_cpus(void);