Commit 3420ea88 authored Nov 17, 2016 by Johan Hovold Committed by David S. Miller Nov 18, 2016

net: ethernet: ti: cpsw: add missing sanity check



Make sure to check for allocation failures before dereferencing a
NULL-pointer during probe.

Fixes: 649a1688 ("net: ethernet: ti: cpsw: create common struct to
hold shared driver data")
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent a7fe9d46

drivers/net/ethernet/ti/cpsw.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -2588,6 +2588,9 @@ static int cpsw_probe(struct platform_device *pdev)
		int irq;

		cpsw = devm_kzalloc(&pdev->dev, sizeof(struct cpsw_common), GFP_KERNEL);
		if (!cpsw)
		return -ENOMEM;

		cpsw->dev = &pdev->dev;

		ndev = alloc_etherdev_mq(sizeof(struct cpsw_priv), CPSW_MAX_QUEUES);