From: Rafael J. Wysocki The variable suspend_ops representing the set of global platform-specific suspend-related operations, used by the PM core, need not be exported outside of kernel/power/main.c . Make it static. Signed-off-by: Rafael J. Wysocki include/linux/suspend.h | 2 -- kernel/power/main.c | 2 +- 2 files changed, 1 insertion(+), 3 deletions(-) Index: linux-2.6.22/include/linux/suspend.h =================================================================== --- linux-2.6.22.orig/include/linux/suspend.h +++ linux-2.6.22/include/linux/suspend.h @@ -77,8 +77,6 @@ struct platform_suspend_ops { void (*finish)(void); }; -extern struct platform_suspend_ops *suspend_ops; - #ifdef CONFIG_PM /** * suspend_set_ops - set platform dependent suspend operations Index: linux-2.6.22/kernel/power/main.c =================================================================== --- linux-2.6.22.orig/kernel/power/main.c +++ linux-2.6.22/kernel/power/main.c @@ -33,7 +33,7 @@ DEFINE_MUTEX(pm_mutex); unsigned int pm_flags; EXPORT_SYMBOL(pm_flags); -struct platform_suspend_ops *suspend_ops; +static struct platform_suspend_ops *suspend_ops; /** * suspend_set_ops - Set the global suspend method table.