Input: ambakmi - fix timeout handling in amba_kmi_write()
With a postfix decrement timeleft reaches -1 rather than 0,
but after the loop it is tested to have become 0.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/serio/ambakmi.c b/drivers/input/serio/ambakmi.c
index af159c7..e29cdc1 100644
--- a/drivers/input/serio/ambakmi.c
+++ b/drivers/input/serio/ambakmi.c
@@ -57,7 +57,7 @@
struct amba_kmi_port *kmi = io->port_data;
unsigned int timeleft = 10000; /* timeout in 100ms */
- while ((readb(KMISTAT) & KMISTAT_TXEMPTY) == 0 && timeleft--)
+ while ((readb(KMISTAT) & KMISTAT_TXEMPTY) == 0 && --timeleft)
udelay(10);
if (timeleft)