Commit 2795e8c2 authored Mar 11, 2019 by Kangjie Lu Committed by Stefan Schmidt Mar 13, 2019

net: ieee802154: fix a potential NULL pointer dereference



In case alloc_ordered_workqueue fails, the fix releases
sources and returns -ENOMEM to avoid NULL pointer dereference.

Signed-off-by: Kangjie Lu <kjlu@umn.edu>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>

parent 4ec850e5

drivers/net/ieee802154/adf7242.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1268,6 +1268,10 @@ static int adf7242_probe(struct spi_device *spi)
		INIT_DELAYED_WORK(&lp->work, adf7242_rx_cal_work);
		lp->wqueue = alloc_ordered_workqueue(dev_name(&spi->dev),
		WQ_MEM_RECLAIM);
		if (unlikely(!lp->wqueue)) {
		ret = -ENOMEM;
		goto err_hw_init;
		}

		ret = adf7242_hw_init(lp);
		if (ret)

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