Commit ddd5441d authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

V4L/DVB (7325): cx88-dvb: fix an OOPS for xc3028 devices, when dvb_attach fails 



If dvb_attach fails, dev->dvb.frontend is NULL. This will produce an OOPS, as
reported.

Thanks to Vanessa Ezekowitz <vanessaezekowitz@gmail.com>

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@infradead.org>
parent f0910c74

drivers/media/video/cx88/cx88-dvb.c

+7 −0
Original line number Diff line number Diff line
@@ -461,6 +461,13 @@ static int attach_xc3028(u8 addr, struct cx8802_dev *dev) 
		.video_dev = dev->core,

	};



	if (!dev->dvb.frontend) {

		printk(KERN_ERR "%s/2: dvb frontend not attached. "

				"Can't attach xc3028\n",

		       dev->core->name);

		return -EINVAL;

	}



	fe = dvb_attach(xc2028_attach, dev->dvb.frontend, &cfg);

	if (!fe) {

		printk(KERN_ERR "%s/2: xc3028 attach failed\n",