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(parent: 7a42589) | patch
nvme-rdma: fix a NULL deref when an admin connect times out
authorSagi Grimberg <sagi@grimberg.me>
Wed, 24 Apr 2019 18:53:18 +0000 (11:53 -0700)
committerChristoph Hellwig <hch@lst.de>
Thu, 25 Apr 2019 14:51:39 +0000 (16:51 +0200)
commit1007709d7d06fab09bf2d007657575958676282b
tree38da90bb87de55fa103ea5c8bbe953a6dd45c172tree | snapshot
parent7a42589654ae79e1177f0d74306a02d6cef7bddfcommit | diff
nvme-rdma: fix a NULL deref when an admin connect times out

If we timeout the admin startup sequence we might not yet have
an I/O tagset allocated which causes the teardown sequence to crash.
Make nvme_tcp_teardown_io_queues safe by not iterating inflight tags
if the tagset wasn't allocated.

Fixes: 4c174e636674 ("nvme-rdma: fix timeout handler")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
drivers/nvme/host/rdma.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)