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[v4,19/22] block: mark bio_add_page as __must_check

Message ID 20230420100501.32981-20-jth@kernel.org (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series bio: check return values of bio_add_page | expand

Commit Message

Johannes Thumshirn April 20, 2023, 10:04 a.m. UTC 
From: Johannes Thumshirn <johannes.thumshirn@wdc.com>

Now that all users of bio_add_page check for the return value, mark
bio_add_page as __must_check.

Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
---
 include/linux/bio.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/include/linux/bio.h b/include/linux/bio.h
index d766be7152e1..0f8a8d7a6384 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -465,7 +465,7 @@  extern void bio_uninit(struct bio *);
 void bio_reset(struct bio *bio, struct block_device *bdev, blk_opf_t opf);
 void bio_chain(struct bio *, struct bio *);
 
-int bio_add_page(struct bio *, struct page *, unsigned len, unsigned off);
+int __must_check bio_add_page(struct bio *, struct page *, unsigned len, unsigned off);
 bool bio_add_folio(struct bio *, struct folio *, size_t len, size_t off);
 extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *,
 			   unsigned int, unsigned int);