X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fmellanox%2Fmlx4%2Fqp.c;h=3311f35d08e0719381a6e267e8cdf0acf9198b4d;hb=a5b3c56ef792009f6aff54ba93bd86ceca3e5bfc;hp=20268634a9abc7cac1f539612d7499c55d0dc645;hpb=47295aa4380dc990c38f86ec67fea425dcfd64c6;p=cascardo%2Flinux.git

diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index 20268634a9ab..3311f35d08e0 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -422,15 +422,15 @@ int mlx4_update_qp(struct mlx4_dev *dev, u32 qpn,
 	u64 qp_mask = 0;
 	int err = 0;
 
+	if (!attr || (attr & ~MLX4_UPDATE_QP_SUPPORTED_ATTRS))
+		return -EINVAL;
+
 	mailbox = mlx4_alloc_cmd_mailbox(dev);
 	if (IS_ERR(mailbox))
 		return PTR_ERR(mailbox);
 
 	cmd = (struct mlx4_update_qp_context *)mailbox->buf;
 
-	if (!attr || (attr & ~MLX4_UPDATE_QP_SUPPORTED_ATTRS))
-		return -EINVAL;
-
 	if (attr & MLX4_UPDATE_QP_SMAC) {
 		pri_addr_path_mask |= 1ULL << MLX4_UPD_QP_PATH_MASK_MAC_INDEX;
 		cmd->qp_context.pri_path.grh_mylmc = params->smac_index;