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: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 5b3eaa1..c4dab6c 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -1078,6 +1078,7 @@
 
 				goto register_client;
 			}
+			kfree(t);
 			return -ENODEV;
 		case 0x42:
 		case 0x43: