[PATCH] sched/headers: make object_is_on_stack() argument const

From: Sascha Hauer
Date: Tue Dec 05 2017 - 05:44:26 EST


object_is_on_stack() doesn't modify its argument and should never have
to. Make it const.

Signed-off-by: Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: FUJITA Tomonori <fujita.tomonori@xxxxxxxxxxxxx>
---
include/linux/sched/task_stack.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/sched/task_stack.h b/include/linux/sched/task_stack.h
index cb4828aaa34f..6a841929073f 100644
--- a/include/linux/sched/task_stack.h
+++ b/include/linux/sched/task_stack.h
@@ -78,7 +78,7 @@ static inline void put_task_stack(struct task_struct *tsk) {}
#define task_stack_end_corrupted(task) \
(*(end_of_stack(task)) != STACK_END_MAGIC)

-static inline int object_is_on_stack(void *obj)
+static inline int object_is_on_stack(const void *obj)
{
void *stack = task_stack_page(current);

--
2.11.0