diff --git a/drivers/staging/media/msi3101/msi001.c b/drivers/staging/media/msi3101/msi001.c
index ac43bae101021c74208347dc38349df888085d08..bd0b93cb6c539b9079b106f2e1c7caa509ed7166 100644
--- a/drivers/staging/media/msi3101/msi001.c
+++ b/drivers/staging/media/msi3101/msi001.c
@@ -201,7 +201,7 @@ static int msi001_set_tuner(struct msi001 *s)
 	dev_dbg(&s->spi->dev, "%s: bandwidth selected=%d\n",
 			__func__, bandwidth_lut[i].freq);
 
-	f_vco = (f_rf + f_if + f_if1) * lo_div;
+	f_vco = (u64) (f_rf + f_if + f_if1) * lo_div;
 	tmp64 = f_vco;
 	m = do_div(tmp64, F_REF * R_REF);
 	n = (unsigned int) tmp64;