ath9k: Only add fix_rssi_inv_only when spectral code is used
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>
diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 6d4a6eb..0fb7932 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -1016,12 +1016,14 @@
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,