diff options
Diffstat (limited to 'net/mac80211/ibss.c')
| -rw-r--r-- | net/mac80211/ibss.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 85c4ba14c77..f3e94248674 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -275,10 +275,12 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, (unsigned long long) supp_rates, (unsigned long long) sta->sta.supp_rates[band]); #endif - } else - ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa, supp_rates); - - rcu_read_unlock(); + rcu_read_unlock(); + } else { + rcu_read_unlock(); + ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa, + supp_rates, GFP_KERNEL); + } } bss = ieee80211_bss_info_update(local, rx_status, mgmt, len, elems, @@ -368,7 +370,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, sdata->name, mgmt->bssid); #endif ieee80211_sta_join_ibss(sdata, bss); - ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa, supp_rates); + ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa, + supp_rates, GFP_KERNEL); } put_bss: @@ -381,7 +384,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata, * must be callable in atomic context. */ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, - u8 *bssid,u8 *addr, u32 supp_rates) + u8 *bssid,u8 *addr, u32 supp_rates, + gfp_t gfp) { struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; @@ -410,7 +414,7 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, wiphy_name(local->hw.wiphy), addr, sdata->name); #endif - sta = sta_info_alloc(sdata, addr, GFP_ATOMIC); + sta = sta_info_alloc(sdata, addr, gfp); if (!sta) return NULL; @@ -422,9 +426,9 @@ struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata, rate_control_rate_init(sta); + /* If it fails, maybe we raced another insertion? */ if (sta_info_insert(sta)) - return NULL; - + return sta_info_get(sdata, addr); return sta; } |