[PATCH] acpi: fix pwr_btn_event_pending build error

Paul E. McKenney
2012-07-21T21:42:03Z

Hello!

A recent build for KVM on x86 resulted in the following build error:

drivers/acpi/sleep.c:60:13: warning: ‘pwr_btn_event_pending’ defined but not
+used [-Wunused-variable]

This patch silences this error.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 8856102..18347aa 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -57,7 +57,9 @@ MODULE_PARM_DESC(gts, "Enable evaluation of _GTS on suspend.");
MODULE_PARM_DESC(bfs, "Enable evaluation of _BFS on resume".);

static u8 sleep_states[ACPI_S_STATE_COUNT];
+#ifdef CONFIG_ACPI_SLEEP
static bool pwr_btn_event_pending;
+#endif /* #ifdef CONFIG_ACPI_SLEEP */

static void acpi_sleep_tts_switch(u32 acpi_state)
{