[PATCH v2 net 4/8] net: mscc: ocelot: check for errors on memory allocation of ports

[Vladimir Oltean]

From: Vladimir Oltean <vladimir.olt...@nxp.com>

Do not proceed probing if we couldn't allocate memory for the ports
array, just error out.

Signed-off-by: Vladimir Oltean <vladimir.olt...@nxp.com>
Reviewed-by: Horatiu Vultur <horatiu.vul...@microchip.com>
---
Changes in v2:
Stopped leaking the 'ports' OF node.

 drivers/net/ethernet/mscc/ocelot_vsc7514.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/mscc/ocelot_vsc7514.c 
b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
index 65408bc994c4..904ea299a5e8 100644
--- a/drivers/net/ethernet/mscc/ocelot_vsc7514.c
+++ b/drivers/net/ethernet/mscc/ocelot_vsc7514.c
@@ -993,6 +993,10 @@ static int mscc_ocelot_probe(struct platform_device *pdev)
 
        ocelot->ports = devm_kcalloc(&pdev->dev, ocelot->num_phys_ports,
                                     sizeof(struct ocelot_port *), GFP_KERNEL);
+       if (!ocelot->ports) {
+               err = -ENOMEM;
+               goto out_put_ports;
+       }
 
        ocelot->vcap_is2_keys = vsc7514_vcap_is2_keys;
        ocelot->vcap_is2_actions = vsc7514_vcap_is2_actions;
-- 
2.25.1