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ath9k: Only add fix_rssi_inv_only when spectral code is used

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The code is only used when ATH9K_DEBUGFS is activated and causes build warnings
when it is still compiled without user.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sven Eckelmann 2013-01-31 10:26:46 +01:00 committed by John W. Linville
parent bd2ffe14d4
commit ab2e2fc890
1 changed files with 2 additions and 0 deletions
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2
drivers/net/wireless/ath/ath9k/recv.c
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@ -1016,12 +1016,14 @@ static void ath9k_rx_skb_postprocess(struct ath_common *common,
rxs->flag &= ~RX_FLAG_DECRYPTED;
}
#ifdef CONFIG_ATH9K_DEBUGFS
static s8 fix_rssi_inv_only(u8 rssi_val)
{
if (rssi_val == 128)
rssi_val = 0;
return (s8) rssi_val;
}
#endif
/* returns 1 if this was a spectral frame, even if not handled. */
static int ath_process_fft(struct ath_softc *sc, struct ieee80211_hdr *hdr,