diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index b2ccbc03923e..abb47e780070 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -2809,8 +2809,10 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp,
 		mlx5_ib_qp_disable_pagefaults(qp);
 
 	if (mlx5_cur >= MLX5_QP_NUM_STATE || mlx5_new >= MLX5_QP_NUM_STATE ||
-	    !optab[mlx5_cur][mlx5_new])
+	    !optab[mlx5_cur][mlx5_new]) {
+		err = -EINVAL;
 		goto out;
+	}
 
 	op = optab[mlx5_cur][mlx5_new];
 	optpar = ib_mask_to_mlx5_opt(attr_mask);