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net: mscc: ocelot: check for errors on memory allocation of ports

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

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vladimir Oltean 2020-09-18 04:07:26 +03:00 committed by David S. Miller
parent a63ed92d21
commit c9d4b2cf16
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/mscc/ocelot_vsc7514.c
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@ -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;