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[RFC] ath9k: validate for non-zero BSSID

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From: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>

before concluding that the recieved beacon is for us, let us make sure
that the BSSID is non-zero.

Signed-off-by: Mohammed Shafi Shajakhan <mohammed@xxxxxxxxxxxxxxxx>
---
 drivers/net/wireless/ath/ath9k/recv.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index 4c8e296..620230d 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -1824,6 +1824,7 @@ int ath_rx_tasklet(struct ath_softc *sc, int flush, bool hp)
 		hdr = (struct ieee80211_hdr *) (hdr_skb->data + rx_status_len);
 		rxs = IEEE80211_SKB_RXCB(hdr_skb);
 		if (ieee80211_is_beacon(hdr->frame_control) &&
+		    !is_zero_ether_addr(common->curbssid) &&
 		    !compare_ether_addr(hdr->addr3, common->curbssid))
 			rs.is_mybeacon = true;
 		else
-- 
1.7.0.4

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