nvme: fix NULL pointer dereference in nvme_init_subsystem
authorIsrael Rukshin <israelr@mellanox.com>
Sun, 10 Jun 2018 10:31:10 +0000 (10:31 +0000)
committerChristoph Hellwig <hch@lst.de>
Mon, 11 Jun 2018 14:17:41 +0000 (16:17 +0200)
commit16001c10725e11b73b8518f42e414506bf73c291
treef24a46cc72411e71324c7f83951e0dfb93d57a99
parent190b02ed79e08983bf62d47c05945c1b06a3d7d5
nvme: fix NULL pointer dereference in nvme_init_subsystem

When using nvme-pci driver the nvmf_ctrl_options is NULL.
There is no need to check for discovery_nqn flag at non-fabrics controller.

Fixes: 181303d0 ("nvme-fabrics: allow duplicate connections to the discovery controller")
Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
drivers/nvme/host/core.c