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-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 81e4529092a..56160a2bb57 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.
*/