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block: call bio_associate_blkg from bio_reset 

Call bio_associate_blkg just like bio_set_dev did in the callers before
the conversion to set the block device in bio_reset.

Fixes: a7c50c9404 ("block: pass a block_device and opf to bio_reset")
Reported-by: syzbot+2b3f18414c37b42dcc94@syzkaller.appspotmail.com
Tested-by: syzbot+2b3f18414c37b42dcc94@syzkaller.appspotmail.com
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20220204071934.168469-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-02-04 08:19:34 +01:00 committed by Jens Axboe
parent 9574d43479
commit 78e3437450
1 changed files with 2 additions and 0 deletions
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2
block/bio.c
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@ -310,6 +310,8 @@ void bio_reset(struct bio *bio, struct block_device *bdev, unsigned int opf)
memset(bio, 0, BIO_RESET_BYTES);
atomic_set(&bio->__bi_remaining, 1);
bio->bi_bdev = bdev;
if (bio->bi_bdev)
bio_associate_blkg(bio);
bio->bi_opf = opf;
}
EXPORT_SYMBOL(bio_reset);