[PATCH 11/13] timer: Remove expires argument from __TIMER_INITIALIZER()

From: Kees Cook
Date: Wed Oct 04 2017 - 19:30:24 EST


The expires field is normally initialized during the first mod_timer()
call. It was unused by all callers, so remove it from the macro.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
include/linux/kthread.h | 2 +-
include/linux/timer.h | 5 ++---
include/linux/workqueue.h | 2 +-
3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index 82e197eeac91..0d622b350d3f 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -117,7 +117,7 @@ struct kthread_delayed_work {
#define KTHREAD_DELAYED_WORK_INIT(dwork, fn) { \
.work = KTHREAD_WORK_INIT((dwork).work, (fn)), \
.timer = __TIMER_INITIALIZER(kthread_delayed_work_timer_fn, \
- 0, (unsigned long)&(dwork), \
+ (unsigned long)&(dwork), \
TIMER_IRQSAFE), \
}

diff --git a/include/linux/timer.h b/include/linux/timer.h
index 91e5a2cc81b5..10685c33e679 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -63,10 +63,9 @@ struct timer_list {

#define TIMER_TRACE_FLAGMASK (TIMER_MIGRATING | TIMER_DEFERRABLE | TIMER_PINNED | TIMER_IRQSAFE)

-#define __TIMER_INITIALIZER(_function, _expires, _data, _flags) { \
+#define __TIMER_INITIALIZER(_function, _data, _flags) { \
.entry = { .next = TIMER_ENTRY_STATIC }, \
.function = (_function), \
- .expires = (_expires), \
.data = (_data), \
.flags = (_flags), \
__TIMER_LOCKDEP_MAP_INITIALIZER( \
@@ -75,7 +74,7 @@ struct timer_list {

#define DEFINE_TIMER(_name, _function) \
struct timer_list _name = \
- __TIMER_INITIALIZER(_function, 0, 0, 0)
+ __TIMER_INITIALIZER(_function, 0, 0)

void init_timer_key(struct timer_list *timer, unsigned int flags,
const char *name, struct lock_class_key *key);
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 1c49431f3121..f4960260feaf 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -176,7 +176,7 @@ struct execute_work {
#define __DELAYED_WORK_INITIALIZER(n, f, tflags) { \
.work = __WORK_INITIALIZER((n).work, (f)), \
.timer = __TIMER_INITIALIZER(delayed_work_timer_fn, \
- 0, (unsigned long)&(n), \
+ (unsigned long)&(n), \
(tflags) | TIMER_IRQSAFE), \
}

--
2.7.4