net: set static variable an initial value in atl2_probe()

[ Upstream commit 4593403fa516a5a4cffe6883c5062d60932cbfbe ]

cards_found is a static variable, but when it enters atl2_probe(),
cards_found is set to zero, the value is not consistent with last probe,
so next behavior is not our expect.

Signed-off-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/ethernet/atheros/atlx/atl2.c b/drivers/net/ethernet/atheros/atlx/atl2.c
index 2ff4658..097a0bf 100644 (file)
--- a/drivers/net/ethernet/atheros/atlx/atl2.c
+++ b/drivers/net/ethernet/atheros/atlx/atl2.c
@@ -1338,13 +1338,11 @@ static int atl2_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
        struct net_device *netdev;
        struct atl2_adapter *adapter;
-       static int cards_found;
+       static int cards_found = 0;
        unsigned long mmio_start;
        int mmio_len;
        int err;
 
-       cards_found = 0;
-
        err = pci_enable_device(pdev);
        if (err)
                return err;