Commit 88c09eac authored Jul 01, 2016 by Peter Chen Committed by Felipe Balbi Aug 11, 2016

usb: gadget: u_ether: fix dereference after null check coverify warning



dev->port_usb is checked for null pointer at above code, so dev->port_usb
might be null, fix it by adding null pointer check.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

parent c526c62d

drivers/usb/gadget/function/u_ether.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -556,7 +556,8 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,
		/* Multi frame CDC protocols may store the frame for
		* later which is not a dropped frame.
		*/
		if (dev->port_usb->supports_multi_frame)
		if (dev->port_usb &&
		dev->port_usb->supports_multi_frame)
		goto multiframe;
		goto drop;
		}