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path: root/drivers/infiniband/core/uverbs_cmd.c
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Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 16d55710b116..d0202bb176a4 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1971,6 +1971,12 @@ static int modify_qp(struct ib_uverbs_file *file,
goto release_qp;
}
+ if ((cmd->base.attr_mask & IB_QP_ALT_PATH) &&
+ !rdma_is_port_valid(qp->device, cmd->base.alt_port_num)) {
+ ret = -EINVAL;
+ goto release_qp;
+ }
+
attr->qp_state = cmd->base.qp_state;
attr->cur_qp_state = cmd->base.cur_qp_state;
attr->path_mtu = cmd->base.path_mtu;