openwrt/target/linux/x86/patches-5.4/100-fix_cs5535_clockevt.patch
Hauke Mehrtens 5af55933e0 x86: copy kernel patches from 4.19 to 5.4
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2020-02-28 17:50:46 +01:00

13 lines
431 B
Diff

--- a/drivers/clocksource/cs5535-clockevt.c
+++ b/drivers/clocksource/cs5535-clockevt.c
@@ -130,7 +130,8 @@ static irqreturn_t mfgpt_tick(int irq, v
cs5535_mfgpt_write(cs5535_event_clock, MFGPT_REG_SETUP,
MFGPT_SETUP_CNTEN | MFGPT_SETUP_CMP2);
- cs5535_clockevent.event_handler(&cs5535_clockevent);
+ if (cs5535_clockevent.event_handler)
+ cs5535_clockevent.event_handler(&cs5535_clockevent);
return IRQ_HANDLED;
}