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    Subject[PATCH 4.9 307/310] net/mlx4_core: Fix memory leak while delete slaves resources
    Date
    4.9-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Moshe Shemesh <moshe@mellanox.com>


    [ Upstream commit 461d5f1b59490ce0096dfda45e10038c122a7892 ]

    mlx4_delete_all_resources_for_slave in resource tracker should free all
    memory allocated for a slave.
    While releasing memory of fs_rule, it misses releasing memory of
    fs_rule->mirr_mbox.

    Fixes: 78efed275117 ('net/mlx4_core: Support mirroring VF DMFS rules on both ports')
    Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
    Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
    Signed-off-by: David S. Miller <davem@davemloft.net>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    drivers/net/ethernet/mellanox/mlx4/resource_tracker.c | 1 +
    1 file changed, 1 insertion(+)

    --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
    +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
    @@ -5048,6 +5048,7 @@ static void rem_slave_fs_rule(struct mlx
    &tracker->res_tree[RES_FS_RULE]);
    list_del(&fs_rule->com.list);
    spin_unlock_irq(mlx4_tlock(dev));
    + kfree(fs_rule->mirr_mbox);
    kfree(fs_rule);
    state = 0;
    break;

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