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carl9170: use ath_is_mybeacon 

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Oleksij Rempel 2014-01-15 17:11:39 +01:00 committed by John W. Linville
parent d44efe2185
commit e4e19c0319
1 changed files with 3 additions and 6 deletions
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9
drivers/net/wireless/ath/carl9170/rx.c
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@ -519,6 +519,7 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len)
{
struct ieee80211_hdr *hdr = data;
struct ieee80211_tim_ie *tim_ie;
struct ath_common *common = &ar->common;
u8 *tim;
u8 tim_len;
bool cam;
@ -526,17 +527,13 @@ static void carl9170_ps_beacon(struct ar9170 *ar, void *data, unsigned int len)
if (likely(!(ar->hw->conf.flags & IEEE80211_CONF_PS)))
return;
/* check if this really is a beacon */
if (!ieee80211_is_beacon(hdr->frame_control))
return;
/* min. beacon length + FCS_LEN */
if (len <= 40 + FCS_LEN)
return;
/* check if this really is a beacon */
/* and only beacons from the associated BSSID, please */
if (!ether_addr_equal_64bits(hdr->addr3, ar->common.curbssid) ||
!ar->common.curaid)
if (!ath_is_mybeacon(common, hdr) || !common->curaid)
return;
ar->ps.last_beacon = jiffies;