atl1: fix oops when changing tx/rx ring params

[mv-sheeva.git] / drivers / net / atlx / atl1.c

diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 43579b3b24acce4e23caac9e9ce1d2f2f811af44..3acf5123a6efa8c0e21d76b7deb487a76d21ea3e 100644 (file)
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -3043,7 +3043,6 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
        atl1_pcie_patch(adapter);
        /* assume we have no link for now */
        netif_carrier_off(netdev);
-       netif_stop_queue(netdev);
 
        setup_timer(&adapter->phy_config_timer, atl1_phy_config,
                    (unsigned long)adapter);
@@ -3505,6 +3504,8 @@ static int atl1_set_ringparam(struct net_device *netdev,
        struct atl1_rfd_ring rfd_old, rfd_new;
        struct atl1_rrd_ring rrd_old, rrd_new;
        struct atl1_ring_header rhdr_old, rhdr_new;
+       struct atl1_smb smb;
+       struct atl1_cmb cmb;
        int err;
 
        tpd_old = adapter->tpd_ring;
@@ -3545,11 +3546,19 @@ static int atl1_set_ringparam(struct net_device *netdev,
                adapter->rrd_ring = rrd_old;
                adapter->tpd_ring = tpd_old;
                adapter->ring_header = rhdr_old;
+               /*
+                * Save SMB and CMB, since atl1_free_ring_resources
+                * will clear them.
+                */
+               smb = adapter->smb;
+               cmb = adapter->cmb;
                atl1_free_ring_resources(adapter);
                adapter->rfd_ring = rfd_new;
                adapter->rrd_ring = rrd_new;
                adapter->tpd_ring = tpd_new;
                adapter->ring_header = rhdr_new;
+               adapter->smb = smb;
+               adapter->cmb = cmb;
 
                err = atl1_up(adapter);
                if (err)