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-rw-r--r--kernel/time/clockevents.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
index 8c0e4092f661..5e77662dd2d9 100644
--- a/kernel/time/clockevents.c
+++ b/kernel/time/clockevents.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
/*
- * linux/kernel/time/clockevents.c
- *
* This file contains functions which manage clock event devices.
*
* Copyright(C) 2005-2006, Thomas Gleixner <tglx@linutronix.de>
* Copyright(C) 2005-2007, Red Hat, Inc., Ingo Molnar
* Copyright(C) 2006-2007, Timesys Corp., Thomas Gleixner
- *
- * This code is licenced under the GPL version 2. For details see
- * kernel-base/COPYING.
*/
#include <linux/clockchips.h>
@@ -39,10 +35,8 @@ static u64 cev_delta2ns(unsigned long latch, struct clock_event_device *evt,
u64 clc = (u64) latch << evt->shift;
u64 rnd;
- if (unlikely(!evt->mult)) {
+ if (WARN_ON(!evt->mult))
evt->mult = 1;
- WARN_ON(1);
- }
rnd = (u64) evt->mult - 1;
/*
@@ -164,10 +158,8 @@ void clockevents_switch_state(struct clock_event_device *dev,
* on it, so fix it up and emit a warning:
*/
if (clockevent_state_oneshot(dev)) {
- if (unlikely(!dev->mult)) {
+ if (WARN_ON(!dev->mult))
dev->mult = 1;
- WARN_ON(1);
- }
}
}
}
@@ -315,10 +307,8 @@ int clockevents_program_event(struct clock_event_device *dev, ktime_t expires,
int64_t delta;
int rc;
- if (unlikely(expires < 0)) {
- WARN_ON_ONCE(1);
+ if (WARN_ON_ONCE(expires < 0))
return -ETIME;
- }
dev->next_event = expires;