1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index 3f831de9a4d8..e59761ed7d00 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -1006,6 +1006,11 @@ static void mlx5_ib_event(struct mlx5_core_dev *dev, enum mlx5_dev_event event,
         ibev.device           = &ibdev->ib_dev;
         ibev.element.port_num = port;
 
+        if (port < 1 || port > ibdev->num_ports) {
+                mlx5_ib_warn(ibdev, "warning: event on port %d\n", port);
+                return;
+        }
+
         if (ibdev->ib_active)
                 ib_dispatch_event(&ibev);
 }