Home Home > GIT Browse
diff options
authorSagi Grimberg <sagig@mellanox.com>2014-05-20 13:28:11 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-30 20:14:00 -0700
commit5b50bf7e57c68316c1bda049d7b2c101ab7a8dcf (patch)
parentd616f6745dbf0b178e8f645a7a0e662ccc4edd0d (diff)
Target/iser: Gracefully reject T10-PI enabled connect request if not supported
commit 5f80ff8eccba50832dcc640ac89add4c7fced963 upstream. In case user chose to set T10-PI enable on the target while the IB device does not support it, gracefully reject the request. Reported-by: Slava Shwartsman <valyushash@gmail.com> Signed-off-by: Sagi Grimberg <sagig@mellanox.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 8a776dae4e52..52c5ab872c03 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -663,8 +663,9 @@ isert_connect_request(struct rdma_cm_id *cma_id, struct rdma_cm_event *event)
pi_support = np->tpg_np->tpg->tpg_attrib.t10_pi;
if (pi_support && !device->pi_capable) {
- pr_err("Protection information requested but not supported\n");
- ret = -EINVAL;
+ pr_err("Protection information requested but not supported, "
+ "rejecting connect request\n");
+ ret = rdma_reject(cma_id, NULL, 0);
goto out_mr;