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qlcnic: Fix NULL pointer dereference in VF probe path.

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o Check for non-NULL set_mac_filter_count function pointer
  before calling it fixes the panic.

This patch fixes regression introduced by patch
"qlcnic: Secondary unicast MAC address support." with
commit id 168e4fb54c11865668ad50eff81b5f2729e0e0f4.

Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sucheta Chakraborty 2013-07-19 16:56:28 -04:00 • committed by David S. Miller
commit e9a355a9b4
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
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@ -1869,7 +1869,8 @@ static inline void qlcnic_free_mac_list(struct qlcnic_adapter *adapter)
static inline void qlcnic_set_mac_filter_count(struct qlcnic_adapter *adapter)
{
adapter->ahw->hw_ops->set_mac_filter_count(adapter);
if (adapter->ahw->hw_ops->set_mac_filter_count)
adapter->ahw->hw_ops->set_mac_filter_count(adapter);
}
static inline void qlcnic_dev_request_reset(struct qlcnic_adapter *adapter,