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authorJens Axboe <axboe@kernel.dk>2020-07-02 12:11:23 -0600
committerJens Axboe <axboe@kernel.dk>2020-07-02 12:11:23 -0600
commitb3c58fcd0e2c3cf2af30a766191431b4d69aafc2 (patch)
tree660206577b8bb36b3b85ad4eb3d9c5133e010bb9 /drivers/nvme/host/multipath.c
parente7eea44eefbdd5f0345a0a8b80a3ca1c21030d06 (diff)
parent72d447113bb751ded97b2e2c38f886e4a4139082 (diff)
Merge branch 'nvme-5.8' of git://git.infradead.org/nvme into block-5.8
Pull NVMe fixes from Christoph. * 'nvme-5.8' of git://git.infradead.org/nvme: nvme: fix a crash in nvme_mpath_add_disk nvme: fix identify error status silent ignore
Diffstat (limited to 'drivers/nvme/host/multipath.c')
-rw-r--r--drivers/nvme/host/multipath.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 18d084ed497e..66509472fe06 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -672,10 +672,11 @@ void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id)
}
if (bdi_cap_stable_pages_required(ns->queue->backing_dev_info)) {
- struct backing_dev_info *info =
- ns->head->disk->queue->backing_dev_info;
+ struct gendisk *disk = ns->head->disk;
- info->capabilities |= BDI_CAP_STABLE_WRITES;
+ if (disk)
+ disk->queue->backing_dev_info->capabilities |=
+ BDI_CAP_STABLE_WRITES;
}
}