netdev - [net-next 11/11] i40e: prevent memory leak in i40e_setup

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Message-Id: <20191023182426.13233-12-jeffrey.t.kirsher@intel.com>
Date:   Wed, 23 Oct 2019 11:24:26 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     davem@...emloft.net
Cc:     Navid Emamdoost <navid.emamdoost@...il.com>,
        netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com,
        Andrew Bowers <andrewx.bowers@...el.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 11/11] i40e: prevent memory leak in i40e_setup_macvlans

From: Navid Emamdoost <navid.emamdoost@...il.com>

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

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

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 2e4df0bd8d37..141575ada588 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7187,6 +7187,7 @@ static int i40e_setup_macvlans(struct i40e_vsi *vsi, u16 macvlan_cnt, u16 qcnt,
 		ch->num_queue_pairs = qcnt;
 		if (!i40e_setup_channel(pf, vsi, ch)) {
 			ret = -EINVAL;
+			kfree(ch);
 			goto err_free;
 		}
 		ch->parent_vsi = vsi;
-- 
2.21.0