[PATCH net-next] cxgb4: free mac_hlist properly

[Arjun Vynipadath]

The locally maintained list for tracking hash mac table was
not freed during driver remove.

Signed-off-by: Arjun Vynipadath <ar...@chelsio.com>
Signed-off-by: Ganesh Goudar <ganes...@chelsio.com>
---
 drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c 
b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 05a4692..956e708 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2295,6 +2295,8 @@ static int cxgb_up(struct adapter *adap)
 
 static void cxgb_down(struct adapter *adapter)
 {
+       struct hash_mac_addr *entry, *tmp;
+
        cancel_work_sync(&adapter->tid_release_task);
        cancel_work_sync(&adapter->db_full_task);
        cancel_work_sync(&adapter->db_drop_task);
@@ -2303,6 +2305,12 @@ static void cxgb_down(struct adapter *adapter)
 
        t4_sge_stop(adapter);
        t4_free_sge_resources(adapter);
+
+       list_for_each_entry_safe(entry, tmp, &adapter->mac_hlist, list) {
+               list_del(&entry->list);
+               kfree(entry);
+       }
+
        adapter->flags &= ~FULL_INIT_DONE;
 }
 
-- 
1.8.3.1