| From | Ming Lei <> | Subject | [PATCH V6 02/30] block: bio_set_pages_dirty can't see NULL bv_page in a valid bio_vec | Date | Sat, 9 Jun 2018 20:29:46 +0800 |
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From: Christoph Hellwig <hch@lst.de>
So don't bother handling it.
Reviewed-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> --- block/bio.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/block/bio.c b/block/bio.c index 3e7d117c3346..ebd3ca62e037 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1634,10 +1634,8 @@ void bio_set_pages_dirty(struct bio *bio) int i; bio_for_each_segment_all(bvec, bio, i) { - struct page *page = bvec->bv_page; - - if (page && !PageCompound(page)) - set_page_dirty_lock(page); + if (!PageCompound(bvec->bv_page)) + set_page_dirty_lock(bvec->bv_page); } } EXPORT_SYMBOL_GPL(bio_set_pages_dirty); -- 2.9.5
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