Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlx4 / main.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 264ddeb..e85af92 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -842,11 +842,11 @@ static ssize_t set_port_ib_mtu(struct device *dev,
                return -EINVAL;
        }
 
-       err = sscanf(buf, "%d", &mtu);
-       if (err > 0)
+       err = kstrtoint(buf, 0, &mtu);
+       if (!err)
                ibta_mtu = int_to_ibta_mtu(mtu);
 
-       if (err <= 0 || ibta_mtu < 0) {
+       if (err || ibta_mtu < 0) {
                mlx4_err(mdev, "%s is invalid IBTA mtu\n", buf);
                return -EINVAL;
        }
@@ -2080,6 +2080,11 @@ 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.
         */