[media] tda18212: silence compiler warning

Trivial fix.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/tuners/tda18212.c b/drivers/media/common/tuners/tda18212.c
index 602c2e3..a14e8b6 100644
--- a/drivers/media/common/tuners/tda18212.c
+++ b/drivers/media/common/tuners/tda18212.c
@@ -287,7 +287,7 @@
 {
 	struct tda18212_priv *priv = NULL;
 	int ret;
-	u8 val;
+	u8 uninitialized_var(val);
 
 	priv = kzalloc(sizeof(struct tda18212_priv), GFP_KERNEL);
 	if (priv == NULL)