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    Subject[PATCH 5.4 158/222] i40e: prevent memory leak in i40e_setup_macvlans
    Date
    From: Navid Emamdoost <navid.emamdoost@gmail.com>

    [ Upstream commit 27d461333459d282ffa4a2bdb6b215a59d493a8f ]

    In i40e_setup_macvlans if i40e_setup_channel fails the allocated memory
    for ch should be released.

    Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
    Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
    Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
    ---
    drivers/net/ethernet/intel/i40e/i40e_main.c | 1 +
    1 file changed, 1 insertion(+)

    --- a/drivers/net/ethernet/intel/i40e/i40e_main.c
    +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
    @@ -7168,6 +7168,7 @@ static int i40e_setup_macvlans(struct i4
    ch->num_queue_pairs = qcnt;
    if (!i40e_setup_channel(pf, vsi, ch)) {
    ret = -EINVAL;
    + kfree(ch);
    goto err_free;
    }
    ch->parent_vsi = vsi;

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