From: Johannes Thumshirn Date: Wed, 31 May 2023 11:50:29 +0000 (-0700) Subject: md: raid5-log: use __bio_add_page to add single page X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b0a2f17cad9d3fa564d67c543f5d19343401fefd;p=linux.git md: raid5-log: use __bio_add_page to add single page The raid5 log metadata submission code uses bio_add_page() to add a page to a newly created bio. bio_add_page() can fail, but the return value is never checked. Use __bio_add_page() as adding a single page to a newly created bio is guaranteed to succeed. This brings us a step closer to marking bio_add_page() as __must_check. Reviewed-by: Christoph Hellwig Reviewed-by: Damien Le Moal Acked-by: Song Liu Signed-off-by: Johannes Thumshirn Link: https://lore.kernel.org/r/832a810d6c9e71f88b0a39cb076a8c70e8bcb821.1685532726.git.johannes.thumshirn@wdc.com Signed-off-by: Jens Axboe --- diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index 46182b955aef8..852b265c5db4f 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -792,7 +792,7 @@ static struct r5l_io_unit *r5l_new_meta(struct r5l_log *log) io->current_bio = r5l_bio_alloc(log); io->current_bio->bi_end_io = r5l_log_endio; io->current_bio->bi_private = io; - bio_add_page(io->current_bio, io->meta_page, PAGE_SIZE, 0); + __bio_add_page(io->current_bio, io->meta_page, PAGE_SIZE, 0); r5_reserve_log_entry(log, io);