diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/cfg.c | 18 | ||||
| -rw-r--r-- | net/mac80211/ieee80211_i.h | 5 | ||||
| -rw-r--r-- | net/mac80211/offchannel.c | 8 |
3 files changed, 13 insertions, 18 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index b8ef33e62851..2d1c4c35186d 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -2987,9 +2987,8 @@ u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local) return local->roc_cookie_counter; } -struct sk_buff *ieee80211_make_ack_skb(struct ieee80211_local *local, - struct sk_buff *skb, u64 *cookie, - gfp_t gfp) +int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, + u64 *cookie, gfp_t gfp) { unsigned long spin_flags; struct sk_buff *ack_skb; @@ -2997,7 +2996,7 @@ struct sk_buff *ieee80211_make_ack_skb(struct ieee80211_local *local, ack_skb = skb_copy(skb, gfp); if (!ack_skb) - return ERR_PTR(-ENOMEM); + return -ENOMEM; spin_lock_irqsave(&local->ack_status_lock, spin_flags); id = idr_alloc(&local->ack_status_frames, ack_skb, @@ -3006,7 +3005,7 @@ struct sk_buff *ieee80211_make_ack_skb(struct ieee80211_local *local, if (id < 0) { kfree_skb(ack_skb); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } IEEE80211_SKB_CB(skb)->ack_frame_id = id; @@ -3014,7 +3013,7 @@ struct sk_buff *ieee80211_make_ack_skb(struct ieee80211_local *local, *cookie = ieee80211_mgmt_tx_cookie(local); IEEE80211_SKB_CB(ack_skb)->ack.cookie = *cookie; - return ack_skb; + return 0; } static void ieee80211_mgmt_frame_register(struct wiphy *wiphy, @@ -3092,7 +3091,7 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); struct ieee80211_local *local = sdata->local; struct ieee80211_qos_hdr *nullfunc; - struct sk_buff *skb, *ack_skb; + struct sk_buff *skb; int size = sizeof(*nullfunc); __le16 fc; bool qos; @@ -3160,10 +3159,9 @@ static int ieee80211_probe_client(struct wiphy *wiphy, struct net_device *dev, if (qos) nullfunc->qos_ctrl = cpu_to_le16(7); - ack_skb = ieee80211_make_ack_skb(local, skb, cookie, GFP_ATOMIC); - if (IS_ERR(ack_skb)) { + ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_ATOMIC); + if (ret) { kfree_skb(skb); - ret = PTR_ERR(ack_skb); goto unlock; } diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index b03d5410a2e9..0c50031fadac 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1484,9 +1484,8 @@ void ieee80211_configure_filter(struct ieee80211_local *local); u32 ieee80211_reset_erp_info(struct ieee80211_sub_if_data *sdata); u64 ieee80211_mgmt_tx_cookie(struct ieee80211_local *local); -struct sk_buff *ieee80211_make_ack_skb(struct ieee80211_local *local, - struct sk_buff *skb, u64 *cookie, - gfp_t gfp); +int ieee80211_attach_ack_skb(struct ieee80211_local *local, struct sk_buff *skb, + u64 *cookie, gfp_t gfp); /* STA code */ void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata); diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c index b737437c9ac6..6a8178f4a675 100644 --- a/net/mac80211/offchannel.c +++ b/net/mac80211/offchannel.c @@ -733,7 +733,7 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, { struct ieee80211_sub_if_data *sdata = IEEE80211_WDEV_TO_SUB_IF(wdev); struct ieee80211_local *local = sdata->local; - struct sk_buff *skb, *ack_skb; + struct sk_buff *skb; struct sta_info *sta; const struct ieee80211_mgmt *mgmt = (void *)params->buf; bool need_offchan = false; @@ -876,10 +876,8 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, /* make a copy to preserve the frame contents * in case of encryption. */ - ack_skb = ieee80211_make_ack_skb(local, skb, cookie, - GFP_KERNEL); - if (IS_ERR(ack_skb)) { - ret = PTR_ERR(ack_skb); + ret = ieee80211_attach_ack_skb(local, skb, cookie, GFP_KERNEL); + if (ret) { kfree_skb(skb); goto out_unlock; } |