Re: [PATCH 07/19] md: raid5: use __bio_add_page to add single page to new bio

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On 3/30/23 02:05, Johannes Thumshirn wrote:
> The raid5-ppl 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. For adding consecutive pages, the return is actually checked and
> a new bio is allocated if adding the page fails.
> 
> 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.
> 
> Signed-off-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>

Reviewed-by: Damien Le Moal <damien.lemoal@xxxxxxxxxxxxxxxxxx>

-- 
Damien Le Moal
Western Digital Research





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