4.9-stable review patch. If anyone has any objections, please let me know.
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From: Sagi Grimberg sagi@grimberg.me
commit cd52cb26e7ead5093635e98e07e221e4df482d34 upstream.
In case we fail to establish the connection we must drain our pre-posted login recieve work request before continuing safely with connection teardown.
Fixes: a060b5629ab0 ("IB/core: generic RDMA READ/WRITE API") Reported-by: Amrani, Ram Ram.Amrani@cavium.com Signed-off-by: Sagi Grimberg sagi@grimberg.me Signed-off-by: Doug Ledford dledford@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/infiniband/ulp/isert/ib_isert.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -747,6 +747,7 @@ isert_connect_error(struct rdma_cm_id *c { struct isert_conn *isert_conn = cma_id->qp->qp_context;
+ ib_drain_qp(isert_conn->qp); list_del_init(&isert_conn->node); isert_conn->cm_id = NULL; isert_put_conn(isert_conn);