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authorVasyl Gomonovych <gomonovych@gmail.com>2018-01-31 16:16:48 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2018-01-31 17:18:36 -0800
commit8e33771ca41245a7c7f7a3c84f5cbd6625620a89 (patch)
treee08e9504ae8c9650b4139bfd719f8a93fdd9ad11
parenta983b5ebee57209c99f68c8327072f25e0e6e3da (diff)
mm/page_owner.c: use PTR_ERR_OR_ZERO()
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 Link: http://lkml.kernel.org/r/1511824101-9597-1-git-send-email-gomonovych@gmail.com Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Acked-by: Michal Hocko <mhocko@suse.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/page_owner.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/mm/page_owner.c b/mm/page_owner.c
index 270a8219ccd0..06a0055f45a6 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -635,9 +635,7 @@ 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)