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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index b61a781..54a2a1d 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1951,16 +1951,13 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
directed_tim = ieee80211_check_tim(elems.tim, elems.tim_len,
ifmgd->aid);
- ncrc = crc32_be(ncrc, (void *)&directed_tim, sizeof(directed_tim));
+ if (ncrc != ifmgd->beacon_crc) {
+ ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems,
+ true);
- if (ncrc == ifmgd->beacon_crc)
- return;
- ifmgd->beacon_crc = ncrc;
-
- ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, true);
-
- ieee80211_sta_wmm_params(local, ifmgd, elems.wmm_param,
- elems.wmm_param_len);
+ ieee80211_sta_wmm_params(local, ifmgd, elems.wmm_param,
+ elems.wmm_param_len);
+ }
if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) {
if (directed_tim) {
@@ -1985,6 +1982,10 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
}
}
+ if (ncrc == ifmgd->beacon_crc)
+ return;
+ ifmgd->beacon_crc = ncrc;
+
if (elems.erp_info && elems.erp_info_len >= 1) {
erp_valid = true;
erp_value = elems.erp_info[0];
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