be2net: Fix invocation of be_close() after be_clear()

[deliverable/linux.git] / drivers / net / ethernet / emulex / benet / be_main.c

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 80f754d7cf65b1ad74b330468dbd0300852e476b..a18645407d2152b43353a50b76ccf6317ef90151 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -2726,6 +2726,12 @@ static int be_close(struct net_device *netdev)
        struct be_eq_obj *eqo;
        int i;
 
+       /* This protection is needed as be_close() may be called even when the
+        * adapter is in cleared state (after eeh perm failure)
+        */
+       if (!(adapter->flags & BE_FLAGS_SETUP_DONE))
+               return 0;
+
        be_roce_dev_close(adapter);
 
        if (adapter->flags & BE_FLAGS_NAPI_ENABLED) {
@@ -3056,6 +3062,7 @@ static int be_clear(struct be_adapter *adapter)
        be_clear_queues(adapter);
 
        be_msix_disable(adapter);
+       adapter->flags &= ~BE_FLAGS_SETUP_DONE;
        return 0;
 }
 
@@ -3560,6 +3567,7 @@ static int be_setup(struct be_adapter *adapter)
                adapter->phy.fc_autoneg = 1;
 
        be_schedule_worker(adapter);
+       adapter->flags |= BE_FLAGS_SETUP_DONE;
        return 0;
 err:
        be_clear(adapter);