From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 21 Jun 2015 19:45:59 +0200
Subject: [PATCH] ath9k_hw: fix device ID check for AR956x

Because of the missing return, the macVersion value was being
overwritten with an invalid register read

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---

--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -278,6 +278,7 @@ static void ath9k_hw_read_revisions(stru
 		return;
 	case AR9300_DEVID_QCA956X:
 		ah->hw_version.macVersion = AR_SREV_VERSION_9561;
+		return;
 	}
 
 	val = REG_READ(ah, AR_SREV) & AR_SREV_ID;