b43: HT-PHY: find channel entry with regs data

Signed-off-by: NRafał Miłecki <zajec5@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/b43/radio_2059.c

@@ -161,5 +161,14 @@ static const struct b43_phy_ht_channeltab_e_radio2059 b43_phy_ht_channeltab_radi
 const struct b43_phy_ht_channeltab_e_radio2059
 *b43_phy_ht_get_channeltab_e_r2059(struct b43_wldev *dev, u16 freq)
 {
+	const struct b43_phy_ht_channeltab_e_radio2059 *e;
+	unsigned int i;
+
+	e = b43_phy_ht_channeltab_radio2059;
+	for (i = 0; i < ARRAY_SIZE(b43_phy_ht_channeltab_radio2059); i++, e++) {
+		if (e->freq == freq)
+			return e;
+	}
+
 	return NULL;
 }