V4L/DVB (13964): tuner-core, fix memory leak

Stanse found a memory leak in tuner_probe. It is not freed/assigned
on all paths. Fix that.
Signed-off-by: NJiri Slaby <jslaby@suse.cz>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/tuner-core.c

@@ -1078,6 +1078,7 @@ static int tuner_probe(struct i2c_client *client,
 
 				goto register_client;
 			}
+			kfree(t);
 			return -ENODEV;
 		case 0x42:
 		case 0x43: