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[PATCH 4/6] ath9k: Only spectral scan relay file when it was created

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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@xxxxxxxxxxxxx>
---
 drivers/net/wireless/ath/ath9k/init.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index c7d116c..93a6dba 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -922,10 +922,12 @@ static void ath9k_deinit_softc(struct ath_softc *sc)
 
 	ath9k_eeprom_release(sc);
 
+#ifdef CONFIG_ATH9K_DEBUGFS
 	if (sc->rfs_chan_spec_scan) {
 		relay_close(sc->rfs_chan_spec_scan);
 		sc->rfs_chan_spec_scan = NULL;
 	}
+#endif
 }
 
 void ath9k_deinit_device(struct ath_softc *sc)
-- 
1.7.10.4

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