1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/net/wireless/rtl8180_grf5101.c b/drivers/net/wireless/rtl8180_grf5101.c
index 8293e19c4c59..5d47935dbac3 100644
--- a/drivers/net/wireless/rtl8180_grf5101.c
+++ b/drivers/net/wireless/rtl8180_grf5101.c
@@ -73,8 +73,9 @@ static void grf5101_rf_set_channel(struct ieee80211_hw *dev,
                                    struct ieee80211_conf *conf)
 {
         struct rtl8180_priv *priv = dev->priv;
-        u32 txpw = priv->channels[conf->channel - 1].val & 0xFF;
-        u32 chan = conf->channel - 1;
+        int channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
+        u32 txpw = priv->channels[channel - 1].hw_value & 0xFF;
+        u32 chan = channel - 1;
 
         /* set TX power */
         write_grf5101(dev, 0x15, 0x0);