Commit c5dea815 authored Dec 15, 2019 by Aditya Pakki Committed by David S. Miller Dec 16, 2019

net: caif: replace BUG_ON with recovery code



In caif_xmit, there is a crash if the ptr dev is NULL. However, by
returning the error to the callers, the error can be handled. The
patch fixes this issue.

Signed-off-by: Aditya Pakki <pakki001@umn.edu>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent bbd20c93

drivers/net/caif/caif_serial.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -270,7 +270,9 @@ static int caif_xmit(struct sk_buff skb, struct net_device dev)
		{
		struct ser_device *ser;

		BUG_ON(dev == NULL);
		if (WARN_ON(!dev))
		return -EINVAL;

		ser = netdev_priv(dev);

		/* Send flow off once, on high water mark */

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