summaryrefslogtreecommitdiff
path: root/net/wireless/util.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/wireless/util.c')
-rw-r--r--net/wireless/util.c96
1 files changed, 46 insertions, 50 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 68e5f2ecee1a..7198373e2920 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -659,7 +659,7 @@ __ieee80211_amsdu_copy_frag(struct sk_buff *skb, struct sk_buff *frame,
int offset, int len)
{
struct skb_shared_info *sh = skb_shinfo(skb);
- const skb_frag_t *frag = &sh->frags[-1];
+ const skb_frag_t *frag = &sh->frags[0];
struct page *frag_page;
void *frag_ptr;
int frag_len, frag_size;
@@ -672,10 +672,10 @@ __ieee80211_amsdu_copy_frag(struct sk_buff *skb, struct sk_buff *frame,
while (offset >= frag_size) {
offset -= frag_size;
- frag++;
frag_page = skb_frag_page(frag);
frag_ptr = skb_frag_address(frag);
frag_size = skb_frag_size(frag);
+ frag++;
}
frag_ptr += offset;
@@ -687,12 +687,12 @@ __ieee80211_amsdu_copy_frag(struct sk_buff *skb, struct sk_buff *frame,
len -= cur_len;
while (len > 0) {
- frag++;
frag_len = skb_frag_size(frag);
cur_len = min(len, frag_len);
__frame_add_frag(frame, skb_frag_page(frag),
skb_frag_address(frag), cur_len, frag_len);
len -= cur_len;
+ frag++;
}
}
@@ -914,11 +914,11 @@ void cfg80211_upload_connect_keys(struct wireless_dev *wdev)
netdev_err(dev, "failed to set key %d\n", i);
continue;
}
- if (wdev->connect_keys->def == i)
- if (rdev_set_default_key(rdev, dev, i, true, true)) {
- netdev_err(dev, "failed to set defkey %d\n", i);
- continue;
- }
+ if (wdev->connect_keys->def == i &&
+ rdev_set_default_key(rdev, dev, i, true, true)) {
+ netdev_err(dev, "failed to set defkey %d\n", i);
+ continue;
+ }
}
kzfree(wdev->connect_keys);
@@ -929,7 +929,6 @@ void cfg80211_process_wdev_events(struct wireless_dev *wdev)
{
struct cfg80211_event *ev;
unsigned long flags;
- const u8 *bssid = NULL;
spin_lock_irqsave(&wdev->event_lock, flags);
while (!list_empty(&wdev->event_list)) {
@@ -941,20 +940,13 @@ void cfg80211_process_wdev_events(struct wireless_dev *wdev)
wdev_lock(wdev);
switch (ev->type) {
case EVENT_CONNECT_RESULT:
- if (!is_zero_ether_addr(ev->cr.bssid))
- bssid = ev->cr.bssid;
__cfg80211_connect_result(
- wdev->netdev, bssid,
- ev->cr.req_ie, ev->cr.req_ie_len,
- ev->cr.resp_ie, ev->cr.resp_ie_len,
- ev->cr.status,
- ev->cr.status == WLAN_STATUS_SUCCESS,
- ev->cr.bss, ev->cr.timeout_reason);
+ wdev->netdev,
+ &ev->cr,
+ ev->cr.status == WLAN_STATUS_SUCCESS);
break;
case EVENT_ROAMED:
- __cfg80211_roamed(wdev, ev->rm.bss, ev->rm.req_ie,
- ev->rm.req_ie_len, ev->rm.resp_ie,
- ev->rm.resp_ie_len);
+ __cfg80211_roamed(wdev, &ev->rm);
break;
case EVENT_DISCONNECTED:
__cfg80211_disconnected(wdev->netdev,
@@ -991,7 +983,7 @@ void cfg80211_process_rdev_events(struct cfg80211_registered_device *rdev)
int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
struct net_device *dev, enum nl80211_iftype ntype,
- u32 *flags, struct vif_params *params)
+ struct vif_params *params)
{
int err;
enum nl80211_iftype otype = dev->ieee80211_ptr->iftype;
@@ -1049,7 +1041,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
cfg80211_process_rdev_events(rdev);
}
- err = rdev_change_virtual_intf(rdev, dev, ntype, flags, params);
+ err = rdev_change_virtual_intf(rdev, dev, ntype, params);
WARN_ON(!err && dev->ieee80211_ptr->iftype != ntype);
@@ -1097,6 +1089,35 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
return err;
}
+static u32 cfg80211_calculate_bitrate_ht(struct rate_info *rate)
+{
+ int modulation, streams, bitrate;
+
+ /* the formula below does only work for MCS values smaller than 32 */
+ if (WARN_ON_ONCE(rate->mcs >= 32))
+ return 0;
+
+ modulation = rate->mcs & 7;
+ streams = (rate->mcs >> 3) + 1;
+
+ bitrate = (rate->bw == RATE_INFO_BW_40) ? 13500000 : 6500000;
+
+ if (modulation < 4)
+ bitrate *= (modulation + 1);
+ else if (modulation == 4)
+ bitrate *= (modulation + 2);
+ else
+ bitrate *= (modulation + 3);
+
+ bitrate *= streams;
+
+ if (rate->flags & RATE_INFO_FLAGS_SHORT_GI)
+ bitrate = (bitrate / 9) * 10;
+
+ /* do NOT round down here */
+ return (bitrate + 50000) / 100000;
+}
+
static u32 cfg80211_calculate_bitrate_60g(struct rate_info *rate)
{
static const u32 __mcs2bitrate[] = {
@@ -1230,39 +1251,14 @@ static u32 cfg80211_calculate_bitrate_vht(struct rate_info *rate)
u32 cfg80211_calculate_bitrate(struct rate_info *rate)
{
- int modulation, streams, bitrate;
-
- if (!(rate->flags & RATE_INFO_FLAGS_MCS) &&
- !(rate->flags & RATE_INFO_FLAGS_VHT_MCS))
- return rate->legacy;
+ if (rate->flags & RATE_INFO_FLAGS_MCS)
+ return cfg80211_calculate_bitrate_ht(rate);
if (rate->flags & RATE_INFO_FLAGS_60G)
return cfg80211_calculate_bitrate_60g(rate);
if (rate->flags & RATE_INFO_FLAGS_VHT_MCS)
return cfg80211_calculate_bitrate_vht(rate);
- /* the formula below does only work for MCS values smaller than 32 */
- if (WARN_ON_ONCE(rate->mcs >= 32))
- return 0;
-
- modulation = rate->mcs & 7;
- streams = (rate->mcs >> 3) + 1;
-
- bitrate = (rate->bw == RATE_INFO_BW_40) ? 13500000 : 6500000;
-
- if (modulation < 4)
- bitrate *= (modulation + 1);
- else if (modulation == 4)
- bitrate *= (modulation + 2);
- else
- bitrate *= (modulation + 3);
-
- bitrate *= streams;
-
- if (rate->flags & RATE_INFO_FLAGS_SHORT_GI)
- bitrate = (bitrate / 9) * 10;
-
- /* do NOT round down here */
- return (bitrate + 50000) / 100000;
+ return rate->legacy;
}
EXPORT_SYMBOL(cfg80211_calculate_bitrate);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-20 15:40:04 +0300