ath9k_common: get rid of an unnecessary variable

There's no need to truncate curchan->hw_value to u8

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/common.c b/drivers/net/wireless/ath/ath9k/common.c
index a7e5a05b2eff88e8d367cea6403058cc2813ebbc..768c733cad31d4ef7ae1c45bd17c2e207f2ca82f 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/common.c
+++ b/drivers/net/wireless/ath/ath9k/common.c
@@ -98,10 +98,8 @@ struct ath9k_channel *ath9k_cmn_get_channel(struct ieee80211_hw *hw,
 {
        struct ieee80211_channel *curchan = chandef->chan;
        struct ath9k_channel *channel;
-       u8 chan_idx;
 
-       chan_idx = curchan->hw_value;
-       channel = &ah->channels[chan_idx];
+       channel = &ah->channels[curchan->hw_value];
        ath9k_cmn_update_ichannel(channel, chandef);
 
        return channel;