* [PATCH linux-next] kernel/exit: fix mismatch in function argument types
@ 2018-07-22 5:17 zhong jiang
0 siblings, 0 replies; only message in thread
From: zhong jiang @ 2018-07-22 5:17 UTC (permalink / raw)
To: mingo, tglx; +Cc: hpa, x86, linux-kernel, gregkh
Fix following warning:
kernel/exit.c:1634:6: error: symbol 'kernel_wait4' redeclared with different type (originally declared at ./include/linux/sched/task.h:78)
- incompatible argument 2 (different address spaces)
Signed-off-by: zhong jiang <zhongjiang@huawei.com>
---
include/linux/sched/task.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index 5be31eb..108ede9 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -75,7 +75,7 @@ static inline void exit_thread(struct task_struct *tsk)
extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *);
struct task_struct *fork_idle(int);
extern pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags);
-extern long kernel_wait4(pid_t, int *, int, struct rusage *);
+extern long kernel_wait4(pid_t, int __user *, int, struct rusage *);
extern void free_task(struct task_struct *tsk);
--
1.7.12.4
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