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authorChristoph Hellwig <hch@lst.de>2022-02-04 08:19:34 +0100
committerJens Axboe <axboe@kernel.dk>2022-02-04 06:32:43 -0700
commit78e3437450be5236c4949e377c9b848bbcd4fcb0 (patch)
tree9f7fb0e4b18dd1e6c02ed0b6737be2fe6b06f1ac /block/bio.c
parent9574d43479e16352e75bc875c9952ed8e129c9b2 (diff)
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: a7c50c940477 ("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>
Diffstat (limited to 'block/bio.c')
-rw-r--r--block/bio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/bio.c b/block/bio.c
index 2e19ca600fcd..d2f3c1035036 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -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);