diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/mlme.c | 19 | ||||
| -rw-r--r-- | net/mac80211/sta_info.c | 8 |
2 files changed, 23 insertions, 4 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 17258feaab9b..d3b408cda08d 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1485,6 +1485,7 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk, int i, j, err; bool have_higher_than_11mbit = false; u16 ap_ht_cap_flags; + int min_rate = INT_MAX, min_rate_index = -1; /* AssocResp and ReassocResp have identical structure */ @@ -1551,6 +1552,10 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk, rates |= BIT(j); if (is_basic) basic_rates |= BIT(j); + if (rate < min_rate) { + min_rate = rate; + min_rate_index = j; + } break; } } @@ -1568,11 +1573,25 @@ static bool ieee80211_assoc_success(struct ieee80211_work *wk, rates |= BIT(j); if (is_basic) basic_rates |= BIT(j); + if (rate < min_rate) { + min_rate = rate; + min_rate_index = j; + } break; } } } + /* + * some buggy APs don't advertise basic_rates. use the lowest + * supported rate instead. + */ + if (unlikely(!basic_rates) && min_rate_index >= 0) { + printk(KERN_DEBUG "%s: No basic rates in AssocResp. " + "Using min supported rate instead.\n", sdata->name); + basic_rates = BIT(min_rate_index); + } + sta->sta.supp_rates[wk->chan->band] = rates; sdata->vif.bss_conf.basic_rates = basic_rates; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index ce962d2c8782..8eaa746ec7a2 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1354,12 +1354,12 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta, * Use MoreData flag to indicate whether there are * more buffered frames for this STA */ - if (!more_data) - hdr->frame_control &= - cpu_to_le16(~IEEE80211_FCTL_MOREDATA); - else + if (more_data || !skb_queue_empty(&frames)) hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_MOREDATA); + else + hdr->frame_control &= + cpu_to_le16(~IEEE80211_FCTL_MOREDATA); if (ieee80211_is_data_qos(hdr->frame_control) || ieee80211_is_qos_nullfunc(hdr->frame_control)) |