cxgb4: copy mbox log size to PF0-3 adap instances

[ Upstream commit aca06eafd09f48ca4d97f3c0b2a12c8d631116f0 ]

copy mbox size to adapter instances of PF0-3 to avoid
mbox log overflow. This fixes the possible protection
fault.

Fixes: baf5086840ab ("cxgb4: restructure VF mgmt code")
Signed-off-by: Casey Leedom <leedom@chelsio.com>
Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 57dcb957f27c503810c402c35e70b3112ac87d73..e95fb6b43187d967525cff5f13e7b29149bee15a 100644 (file)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -5191,6 +5191,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
        }
        spin_lock_init(&adapter->mbox_lock);
        INIT_LIST_HEAD(&adapter->mlist.list);
+       adapter->mbox_log->size = T4_OS_LOG_MBOX_CMDS;
        pci_set_drvdata(pdev, adapter);
 
        if (func != ent->driver_data) {
@@ -5225,8 +5226,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
                goto out_free_adapter;
        }
 
-       adapter->mbox_log->size = T4_OS_LOG_MBOX_CMDS;
-
        /* PCI device has been enabled */
        adapter->flags |= DEV_ENABLED;
        memset(adapter->chan_map, 0xff, sizeof(adapter->chan_map));