nvme-rdma: fix possible free of a non-allocated async event buffer
If nvme_rdma_configure_admin_queue fails before we allocated the async event buffer, we will falsly free it because nvme_rdma_free_queue is freeing it. Fix it by allocating the buffer right after nvme_rdma_alloc_queue and free it right before nvme_rdma_queue_free to maintain orderly reverse cleanup sequence. Reported-by: Israel Rukshin <israelr@mellanox.com> Signed-off-by: Sagi Grimberg <sagi@grimberg.me> Reviewed-by: Max Gurtovoy <maxg@mellanox.com> Signed-off-by: Christoph Hellwig <hch@lst.de>
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