ath9k: Only remove spectral scan relay file when it was created

The relay file depends on relayfs. Trying to close this file without having
ATH9K_DEBUGFS (and therefore RELAY) activated causes build failures.

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/init.c b/drivers/net/wireless/ath/ath9k/init.c
index c7d116c..af932c9 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -922,7 +922,7 @@ static void ath9k_deinit_softc(struct ath_softc *sc)
 
        ath9k_eeprom_release(sc);
 
-       if (sc->rfs_chan_spec_scan) {
+       if (config_enabled(CONFIG_ATH9K_DEBUGFS) && sc->rfs_chan_spec_scan) {
                relay_close(sc->rfs_chan_spec_scan);
                sc->rfs_chan_spec_scan = NULL;
        }