diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgb/ixgb_main.c')
-rw-r--r-- | drivers/net/ethernet/intel/ixgb/ixgb_main.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index b8fb16304598..ca3ab4a29ac4 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -1093,7 +1093,6 @@ ixgb_set_multi(struct net_device *netdev) struct ixgb_hw *hw = &adapter->hw; struct netdev_hw_addr *ha; u32 rctl; - int i; /* Check for Promiscuous and All Multicast modes */ @@ -1120,19 +1119,27 @@ ixgb_set_multi(struct net_device *netdev) rctl |= IXGB_RCTL_MPE; IXGB_WRITE_REG(hw, RCTL, rctl); } else { - u8 mta[IXGB_MAX_NUM_MULTICAST_ADDRESSES * - IXGB_ETH_LENGTH_OF_ADDRESS]; + u8 *mta = kmalloc(IXGB_MAX_NUM_MULTICAST_ADDRESSES * + ETH_ALEN, GFP_ATOMIC); + u8 *addr; + if (!mta) { + pr_err("allocation of multicast memory failed\n"); + goto alloc_failed; + } IXGB_WRITE_REG(hw, RCTL, rctl); - i = 0; - netdev_for_each_mc_addr(ha, netdev) - memcpy(&mta[i++ * IXGB_ETH_LENGTH_OF_ADDRESS], - ha->addr, IXGB_ETH_LENGTH_OF_ADDRESS); + addr = mta; + netdev_for_each_mc_addr(ha, netdev) { + memcpy(addr, ha->addr, ETH_ALEN); + addr += ETH_ALEN; + } ixgb_mc_addr_list_update(hw, mta, netdev_mc_count(netdev), 0); + kfree(mta); } +alloc_failed: if (netdev->features & NETIF_F_HW_VLAN_RX) ixgb_vlan_strip_enable(adapter); else |