nvme-tcp: fix a NULL deref when receiving a 0-length r2t PDU
When the controller sends us a 0-length r2t PDU we should not attempt to try to set up a h2cdata PDU but rather conclude that this is a buggy controller (forward progress is not possible) and simply fail it immediately. Fixes: 3f2304f8 ("nvme-tcp: add NVMe over TCP host driver") Reported-by:Belanger, Martin <Martin.Belanger@dell.com> Signed-off-by:
Sagi Grimberg <sagi@grimberg.me> Signed-off-by:
Christoph Hellwig <hch@lst.de>
parent
b94e8cd2
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