ath9k: fix build error with disabled debug

DFS pulse interval printing is only available
when CONFIG_ATH9K_DEBUGFS is set.

Signed-off-by: Zefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/dfs.c b/drivers/net/wireless/ath/ath9k/dfs.c
index 5049bec..e0c740d 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/dfs.c
+++ b/drivers/net/wireless/ath/ath9k/dfs.c
@@ -178,12 +178,14 @@ void ath9k_dfs_process_phyerr(struct ath_softc *sc, void *data,
        pe.ts = mactime;
        if (ath9k_postprocess_radar_event(sc, &ard, &pe)) {
                struct dfs_pattern_detector *pd = sc->dfs_detector;
+#ifdef CONFIG_ATH9K_DEBUGFS
                ath_dbg(common, DFS,
                        "ath9k_dfs_process_phyerr: channel=%d, ts=%llu, "
                        "width=%d, rssi=%d, delta_ts=%llu\n",
                        pe.freq, pe.ts, pe.width, pe.rssi,
                        pe.ts - sc->debug.stats.dfs_stats.last_ts);
                sc->debug.stats.dfs_stats.last_ts = pe.ts;
+#endif
                DFS_STAT_INC(sc, pulses_processed);
                if (pd != NULL && pd->add_pulse(pd, &pe)) {
                        DFS_STAT_INC(sc, radar_detected);