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author | Jens Axboe <axboe@kernel.dk> | 2023-01-04 08:51:19 -0700 |
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committer | Jens Axboe <axboe@kernel.dk> | 2023-01-04 09:05:23 -0700 |
commit | 613b14884b8595e20b9fac4126bf627313827fbe (patch) | |
tree | c779b681aaaeb9854bc310c3a618b8c72f376686 /drivers/block/drbd | |
parent | 1551ed5a178ca030adc92b1eb29157b5e92bf134 (diff) | |
download | linux-stable-613b14884b8595e20b9fac4126bf627313827fbe.tar.gz linux-stable-613b14884b8595e20b9fac4126bf627313827fbe.tar.bz2 linux-stable-613b14884b8595e20b9fac4126bf627313827fbe.zip |
block: handle bio_split_to_limits() NULL return
This can't happen right now, but in preparation for allowing
bio_split_to_limits() returning NULL if it ended the bio, check for it
in all the callers.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/drbd')
-rw-r--r-- | drivers/block/drbd/drbd_req.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index eb14ec8ec04c..e36216d50753 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -1607,6 +1607,8 @@ void drbd_submit_bio(struct bio *bio) struct drbd_device *device = bio->bi_bdev->bd_disk->private_data; bio = bio_split_to_limits(bio); + if (!bio) + return; /* * what we "blindly" assume: |