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| author | David S. Miller <davem@davemloft.net> | 2011-08-08 10:20:26 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-08-08 10:20:26 +0400 |
| commit | 19fd61785a580c60cba900c5171bfadb57dd5056 (patch) | |
| tree | 1e491fb014be0dc03f4b6755bb94e73afd38c455 /drivers/net/mlx4/port.c | |
| parent | 57569d0e12eaf31717e295960cd2a26f626c8e5b (diff) | |
| parent | 8028837d71ba9904b17281b40f94b93e947fbe38 (diff) | |
| download | linux-19fd61785a580c60cba900c5171bfadb57dd5056.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'drivers/net/mlx4/port.c')
| -rw-r--r-- | drivers/net/mlx4/port.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/mlx4/port.c b/drivers/net/mlx4/port.c index 1f95afda6841..609e0ec14cee 100644 --- a/drivers/net/mlx4/port.c +++ b/drivers/net/mlx4/port.c @@ -258,9 +258,12 @@ void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int qpn) if (validate_index(dev, table, index)) goto out; - table->entries[index] = 0; - mlx4_set_port_mac_table(dev, port, table->entries); - --table->total; + /* Check whether this address has reference count */ + if (!(--table->refs[index])) { + table->entries[index] = 0; + mlx4_set_port_mac_table(dev, port, table->entries); + --table->total; + } out: mutex_unlock(&table->mutex); } |