summaryrefslogtreecommitdiff
path: root/net/mac80211/tx.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c49
1 files changed, 24 insertions, 25 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 04b22f8982fe..8858f4f185e9 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -903,8 +903,8 @@ static int ieee80211_fragment(struct ieee80211_tx_data *tx,
tmp->dev = skb->dev;
/* copy header and data */
- memcpy(skb_put(tmp, hdrlen), skb->data, hdrlen);
- memcpy(skb_put(tmp, fraglen), skb->data + pos, fraglen);
+ skb_put_data(tmp, skb->data, hdrlen);
+ skb_put_data(tmp, skb->data + pos, fraglen);
pos += fraglen;
}
@@ -1340,9 +1340,16 @@ static struct sk_buff *fq_tin_dequeue_func(struct fq *fq,
local = container_of(fq, struct ieee80211_local, fq);
txqi = container_of(tin, struct txq_info, tin);
- cparams = &local->cparams;
cstats = &txqi->cstats;
+ if (txqi->txq.sta) {
+ struct sta_info *sta = container_of(txqi->txq.sta,
+ struct sta_info, sta);
+ cparams = &sta->cparams;
+ } else {
+ cparams = &local->cparams;
+ }
+
if (flow == &txqi->def_flow)
cvars = &txqi->def_cvars;
else
@@ -2701,7 +2708,7 @@ static struct sk_buff *ieee80211_build_hdr(struct ieee80211_sub_if_data *sdata,
if (ieee80211_is_data_qos(fc)) {
__le16 *qos_control;
- qos_control = (__le16 *) skb_push(skb, 2);
+ qos_control = skb_push(skb, 2);
memcpy(skb_push(skb, hdrlen - 2), &hdr, hdrlen - 2);
/*
* Maybe we could actually set some fields here, for now just
@@ -3037,7 +3044,7 @@ static bool ieee80211_amsdu_realloc_pad(struct ieee80211_local *local,
if (padding) {
*subframe_len += padding;
- memset(skb_put(skb, padding), 0, padding);
+ skb_put_zero(skb, padding);
}
return true;
@@ -3340,7 +3347,7 @@ static bool ieee80211_xmit_fast(struct ieee80211_sub_if_data *sdata,
}
memcpy(&eth, skb->data, ETH_HLEN - 2);
- hdr = (void *)skb_push(skb, extra_head);
+ hdr = skb_push(skb, extra_head);
memcpy(skb->data, fast_tx->hdr, fast_tx->hdr_len);
memcpy(skb->data + fast_tx->da_offs, eth.h_dest, ETH_ALEN);
memcpy(skb->data + fast_tx->sa_offs, eth.h_source, ETH_ALEN);
@@ -3867,7 +3874,7 @@ static void __ieee80211_beacon_add_tim(struct ieee80211_sub_if_data *sdata,
ps->dtim_count--;
}
- tim = pos = (u8 *) skb_put(skb, 6);
+ tim = pos = skb_put(skb, 6);
*pos++ = WLAN_EID_TIM;
*pos++ = 4;
*pos++ = ps->dtim_count;
@@ -4125,8 +4132,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw,
goto out;
skb_reserve(skb, local->tx_headroom);
- memcpy(skb_put(skb, beacon->head_len), beacon->head,
- beacon->head_len);
+ skb_put_data(skb, beacon->head, beacon->head_len);
ieee80211_beacon_add_tim(sdata, &ap->ps, skb,
is_template);
@@ -4140,8 +4146,8 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw,
}
if (beacon->tail)
- memcpy(skb_put(skb, beacon->tail_len),
- beacon->tail, beacon->tail_len);
+ skb_put_data(skb, beacon->tail,
+ beacon->tail_len);
} else
goto out;
} else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
@@ -4164,8 +4170,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw,
if (!skb)
goto out;
skb_reserve(skb, local->tx_headroom);
- memcpy(skb_put(skb, beacon->head_len), beacon->head,
- beacon->head_len);
+ skb_put_data(skb, beacon->head, beacon->head_len);
hdr = (struct ieee80211_hdr *) skb->data;
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
@@ -4200,8 +4205,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw,
if (!skb)
goto out;
skb_reserve(skb, local->tx_headroom);
- memcpy(skb_put(skb, beacon->head_len), beacon->head,
- beacon->head_len);
+ skb_put_data(skb, beacon->head, beacon->head_len);
ieee80211_beacon_add_tim(sdata, &ifmsh->ps, skb, is_template);
if (offs) {
@@ -4209,8 +4213,7 @@ __ieee80211_beacon_get(struct ieee80211_hw *hw,
offs->tim_length = skb->len - beacon->head_len;
}
- memcpy(skb_put(skb, beacon->tail_len), beacon->tail,
- beacon->tail_len);
+ skb_put_data(skb, beacon->tail, beacon->tail_len);
} else {
WARN_ON(1);
goto out;
@@ -4330,7 +4333,7 @@ struct sk_buff *ieee80211_proberesp_get(struct ieee80211_hw *hw,
if (!skb)
goto out;
- memcpy(skb_put(skb, presp->len), presp->data, presp->len);
+ skb_put_data(skb, presp->data, presp->len);
hdr = (struct ieee80211_hdr *) skb->data;
memset(hdr->addr1, 0, sizeof(hdr->addr1));
@@ -4363,8 +4366,7 @@ struct sk_buff *ieee80211_pspoll_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- pspoll = (struct ieee80211_pspoll *) skb_put(skb, sizeof(*pspoll));
- memset(pspoll, 0, sizeof(*pspoll));
+ pspoll = skb_put_zero(skb, sizeof(*pspoll));
pspoll->frame_control = cpu_to_le16(IEEE80211_FTYPE_CTL |
IEEE80211_STYPE_PSPOLL);
pspoll->aid = cpu_to_le16(ifmgd->aid);
@@ -4401,9 +4403,7 @@ struct sk_buff *ieee80211_nullfunc_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- nullfunc = (struct ieee80211_hdr_3addr *) skb_put(skb,
- sizeof(*nullfunc));
- memset(nullfunc, 0, sizeof(*nullfunc));
+ nullfunc = skb_put_zero(skb, sizeof(*nullfunc));
nullfunc->frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
IEEE80211_STYPE_NULLFUNC |
IEEE80211_FCTL_TODS);
@@ -4435,8 +4435,7 @@ struct sk_buff *ieee80211_probereq_get(struct ieee80211_hw *hw,
skb_reserve(skb, local->hw.extra_tx_headroom);
- hdr = (struct ieee80211_hdr_3addr *) skb_put(skb, sizeof(*hdr));
- memset(hdr, 0, sizeof(*hdr));
+ hdr = skb_put_zero(skb, sizeof(*hdr));
hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_PROBE_REQ);
eth_broadcast_addr(hdr->addr1);