Commit 0642fb4b authored by Drew Fustini's avatar Drew Fustini Committed by Daniel Lezcano
Browse files

clocksource/drivers/pistachio: Fix -Wunused-but-set-variable warning 

Variable 'overflow' set but not used, but this is the intended behavior.
The hardware only updates the counter register after the overflow
register read. However, the value of overflow is not actually needed.

Link: https://lore.kernel.org/lkml/202111200402.afQsussU-lkp@intel.com/


Reported-by: default avatarkernel test robot <lkp@intel.com>
Suggested-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: default avatarDrew Fustini <dfustini@baylibre.com>
Link: https://lore.kernel.org/r/20211123192524.1038304-1-dfustini@baylibre.com


Signed-off-by: default avatarDaniel Lezcano <daniel.lezcano@linaro.org>
parent 0ed9e4eb

drivers/clocksource/timer-pistachio.c

+2 −1
Original line number Diff line number Diff line
@@ -71,7 +71,8 @@ static u64 notrace 
pistachio_clocksource_read_cycles(struct clocksource *cs)

{

	struct pistachio_clocksource *pcs = to_pistachio_clocksource(cs);

	u32 counter, overflow;

	__maybe_unused u32 overflow;

	u32 counter;

	unsigned long flags;



	/*