From: Jason Yan <yanaijie@xxxxxxxxxx> Subject: include/linux/mm.h: return true in cpupid_pid_unset() Fix the following coccicheck warning: include/linux/mm.h:1371:8-9: WARNING: return of 0/1 in function 'cpupid_pid_unset' with return type bool Link: http://lkml.kernel.org/r/20200422071816.48879-1-yanaijie@xxxxxxxxxx Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- include/linux/mm.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/include/linux/mm.h~mm-return-true-in-cpupid_pid_unset +++ a/include/linux/mm.h @@ -1373,7 +1373,7 @@ static inline int cpu_pid_to_cpupid(int static inline bool cpupid_pid_unset(int cpupid) { - return 1; + return true; } static inline void page_cpupid_reset_last(struct page *page) _