From: Miaohe Lin Date: Tue, 13 Oct 2020 23:52:21 +0000 (-0700) Subject: mm/page_io.c: remove useless out label in __swap_writepage() X-Git-Tag: v5.15~2704^2~108 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=548d9782bd844048bc6b5159c848772a5fe3da32;p=platform%2Fkernel%2Flinux-starfive.git mm/page_io.c: remove useless out label in __swap_writepage() The out label is only used in one place and return ret directly without something like resource cleanup or lock release and so on. So we should remove this jump label and do some cleanup. Signed-off-by: Miaohe Lin Signed-off-by: Andrew Morton Reviewed-by: Andrew Morton Link: https://lkml.kernel.org/r/20200927124032.22521-1-linmiaohe@huawei.com Signed-off-by: Linus Torvalds --- diff --git a/mm/page_io.c b/mm/page_io.c index 2ffe4c4..433df12 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -359,13 +359,11 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc, return 0; } - ret = 0; bio = get_swap_bio(GFP_NOIO, page, end_write_func); if (bio == NULL) { set_page_dirty(page); unlock_page(page); - ret = -ENOMEM; - goto out; + return -ENOMEM; } bio->bi_opf = REQ_OP_WRITE | REQ_SWAP | wbc_to_write_flags(wbc); bio_associate_blkg_from_page(bio, page); @@ -373,8 +371,8 @@ int __swap_writepage(struct page *page, struct writeback_control *wbc, set_page_writeback(page); unlock_page(page); submit_bio(bio); -out: - return ret; + + return 0; } int swap_readpage(struct page *page, bool synchronous)