tree e7fcd11b8847e2a0670e8f0744397e6d04b5ae6a
parent 5342fd4255021ef0c4ce7be52eea1c4ebda11c63
author Israel Rukshin <israelr@nvidia.com> 1610280545 +0200
committer Christoph Hellwig <hch@lst.de> 1610652454 +0100

nvmet-rdma: Fix NULL deref when setting pi_enable and traddr INADDR_ANY

When setting port traddr to INADDR_ANY, the listening cm_id->device
is NULL. The associate IB device is known only when a connect request
event arrives, so checking T10-PI device capability should be done
at this stage.

Fixes: b09160c3996c ("nvmet-rdma: add metadata/T10-PI support")
Signed-off-by: Israel Rukshin <israelr@nvidia.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <mgurtovoy@nvidia.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>