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nvme-fabrics: verify that a controller returns the correct NQN 

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2017-06-26 12:39:04 +02:00 committed by Jens Axboe
parent 49d3d50b0d
commit b1465c6344
1 changed files with 9 additions and 0 deletions
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9
drivers/nvme/host/fabrics.c
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@ -872,6 +872,15 @@ nvmf_create_ctrl(struct device *dev, const char *buf, size_t count)
goto out_unlock; goto out_unlock;
} }
if (strcmp(ctrl->subnqn, opts->subsysnqn)) {
dev_warn(ctrl->device,
"controller returned incorrect NQN: \"%s\".\n",
ctrl->subnqn);
mutex_unlock(&nvmf_transports_mutex);
ctrl->ops->delete_ctrl(ctrl);
return ERR_PTR(-EINVAL);
}
mutex_unlock(&nvmf_transports_mutex); mutex_unlock(&nvmf_transports_mutex);
return ctrl; return ctrl;