On 11/28/2017 12:08 AM, Vasyl Gomonovych wrote: > Fix ptr_ret.cocci warnings: > mm/page_owner.c:639:1-3: WARNING: PTR_ERR_OR_ZERO can be used > > Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR > > Generated by: scripts/coccinelle/api/ptr_ret.cocci > > Signed-off-by: Vasyl Gomonovych <[email protected]>
Acked-by: Vlastimil Babka <[email protected]> > --- > mm/page_owner.c | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/mm/page_owner.c b/mm/page_owner.c > index 4f44b95b9d1e..79ae586d1bce 100644 > --- a/mm/page_owner.c > +++ b/mm/page_owner.c > @@ -636,9 +636,7 @@ static int __init pageowner_init(void) > > dentry = debugfs_create_file("page_owner", S_IRUSR, NULL, > NULL, &proc_page_owner_operations); > - if (IS_ERR(dentry)) > - return PTR_ERR(dentry); > > - return 0; > + return PTR_ERR_OR_ZERO(dentry); > } > late_initcall(pageowner_init) >
