sfc: Change BUG_ON to WARN_ON and recovery code.

Pre-emptively fix a checkpatch warning in a subsequent patch.

Signed-off-by: Jonathan Cooper <jonathan.s.cooper@amd.com>
Co-developed-by: Martin Habets <habetsm.xilinx@gmail.com>
Signed-off-by: Martin Habets <habetsm.xilinx@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 955271f..dead690 100644 (file)
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -774,7 +774,8 @@ static void efx_unregister_netdev(struct efx_nic *efx)
        if (!efx->net_dev)
                return;
 
-       BUG_ON(netdev_priv(efx->net_dev) != efx);
+       if (WARN_ON(netdev_priv(efx->net_dev) != efx))
+               return;
 
        if (efx_dev_registered(efx)) {
                strlcpy(efx->name, pci_name(efx->pci_dev), sizeof(efx->name));