X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fmellanox%2Fmlx4%2Fqp.c;h=3aaf4bad6c5a5bd7cbdf111a8f6411697a3b4289;hb=852f6927594d0d3e8632c889b2ab38cbc46476ad;hp=769598f7b6c87eb83540c88678570869e6ca8d26;hpb=27eabfaaf4a3049a1592d69ad9969577bcb62791;p=linux-2.6-block.git

diff --git a/drivers/net/ethernet/mellanox/mlx4/qp.c b/drivers/net/ethernet/mellanox/mlx4/qp.c
index 769598f7b6c8..3aaf4bad6c5a 100644
--- a/drivers/net/ethernet/mellanox/mlx4/qp.c
+++ b/drivers/net/ethernet/mellanox/mlx4/qp.c
@@ -287,6 +287,9 @@ void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt)
 	u64 in_param = 0;
 	int err;
 
+	if (!cnt)
+		return;
+
 	if (mlx4_is_mfunc(dev)) {
 		set_param_l(&in_param, base_qpn);
 		set_param_h(&in_param, cnt);