From 5a4faee2d01b615011ceb65c656250e4e6a274ee Mon Sep 17 00:00:00 2001
From: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Date: Tue, 28 Apr 2015 10:02:07 -0300
Subject: [media] ngene: preventing dereferencing a NULL pointer

As reported by smatch:
	drivers/media/pci/ngene/ngene-core.c:1529 init_channel() error: we previously assumed 'chan->fe' could be null (see line 1521)

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/pci/ngene/ngene-core.c b/drivers/media/pci/ngene/ngene-core.c
index e29bc3af4..1b92d83 100644
--- a/drivers/media/pci/ngene/ngene-core.c
+++ b/drivers/media/pci/ngene/ngene-core.c
@@ -1526,10 +1526,12 @@ static int init_channel(struct ngene_channel *chan)
 	if (chan->fe2) {
 		if (dvb_register_frontend(adapter, chan->fe2) < 0)
 			goto err;
-		chan->fe2->tuner_priv = chan->fe->tuner_priv;
-		memcpy(&chan->fe2->ops.tuner_ops,
-		       &chan->fe->ops.tuner_ops,
-		       sizeof(struct dvb_tuner_ops));
+		if (chan->fe) {
+			chan->fe2->tuner_priv = chan->fe->tuner_priv;
+			memcpy(&chan->fe2->ops.tuner_ops,
+			       &chan->fe->ops.tuner_ops,
+			       sizeof(struct dvb_tuner_ops));
+		}
 	}
 
 	if (chan->has_demux) {
-- 
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