From 30e514a71753ac3fd0ddea1411d5602ccbe14acf Mon Sep 17 00:00:00 2001 From: Jack Morgenstein Date: Tue, 25 Jun 2013 12:09:38 +0300 Subject: net/mlx4_core: Fail device init if num_vfs is negative Should not allow negative num_vfs Signed-off-by: Jack Morgenstein Signed-off-by: Vladimir Sokolovsky Signed-off-by: Amir Vadai Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/main.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/net/ethernet/mellanox') diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 81e4529092a3..56160a2bb57b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2077,6 +2077,11 @@ static int __mlx4_init_one(struct pci_dev *pdev, int pci_dev_data) num_vfs, MLX4_MAX_NUM_VF); return -EINVAL; } + + if (num_vfs < 0) { + pr_err("num_vfs module parameter cannot be negative\n"); + return -EINVAL; + } /* * Check for BARs. */ -- cgit v1.2.3