diff options
-rw-r--r-- | include/net/cfg80211.h | 4 | ||||
-rw-r--r-- | net/mac80211/ieee80211_i.h | 2 | ||||
-rw-r--r-- | net/mac80211/main.c | 16 | ||||
-rw-r--r-- | net/mac80211/scan.c | 10 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 3 | ||||
-rw-r--r-- | net/wireless/scan.c | 4 | ||||
-rw-r--r-- | net/wireless/sme.c | 3 |
7 files changed, 21 insertions, 21 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index de7d116acc3..d5756c9fe3d 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -559,7 +559,6 @@ struct cfg80211_ssid { struct cfg80211_scan_request { struct cfg80211_ssid *ssids; int n_ssids; - struct ieee80211_channel **channels; u32 n_channels; const u8 *ie; size_t ie_len; @@ -568,6 +567,9 @@ struct cfg80211_scan_request { struct wiphy *wiphy; struct net_device *dev; bool aborted; + + /* keep last */ + struct ieee80211_channel *channels[0]; }; /** diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 99433222bc5..d6bd7dd7796 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -715,7 +715,7 @@ struct ieee80211_local { struct mutex scan_mtx; unsigned long scanning; struct cfg80211_ssid scan_ssid; - struct cfg80211_scan_request int_scan_req; + struct cfg80211_scan_request *int_scan_req; struct cfg80211_scan_request *scan_req; struct ieee80211_channel *scan_channel; const u8 *orig_ies; diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 0c4f8e122ed..b03fd84777f 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -765,9 +765,9 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) supp_ht = supp_ht || sband->ht_cap.ht_supported; } - local->int_scan_req.n_channels = channels; - local->int_scan_req.channels = kzalloc(sizeof(void *) * channels, GFP_KERNEL); - if (!local->int_scan_req.channels) + local->int_scan_req = kzalloc(sizeof(*local->int_scan_req) + + sizeof(void *) * channels, GFP_KERNEL); + if (!local->int_scan_req) return -ENOMEM; /* if low-level driver supports AP, we also support VLAN */ @@ -882,13 +882,13 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) /* alloc internal scan request */ i = 0; - local->int_scan_req.ssids = &local->scan_ssid; - local->int_scan_req.n_ssids = 1; + local->int_scan_req->ssids = &local->scan_ssid; + local->int_scan_req->n_ssids = 1; for (band = 0; band < IEEE80211_NUM_BANDS; band++) { if (!hw->wiphy->bands[band]) continue; for (j = 0; j < hw->wiphy->bands[band]->n_channels; j++) { - local->int_scan_req.channels[i] = + local->int_scan_req->channels[i] = &hw->wiphy->bands[band]->channels[j]; i++; } @@ -920,7 +920,7 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) fail_workqueue: wiphy_unregister(local->hw.wiphy); fail_wiphy_register: - kfree(local->int_scan_req.channels); + kfree(local->int_scan_req->channels); return result; } EXPORT_SYMBOL(ieee80211_register_hw); @@ -962,7 +962,7 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw) wiphy_unregister(local->hw.wiphy); ieee80211_wep_free(local); ieee80211_led_exit(local); - kfree(local->int_scan_req.channels); + kfree(local->int_scan_req); } EXPORT_SYMBOL(ieee80211_unregister_hw); diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index 244f53f3c8b..e091cbc3434 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -277,7 +277,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) if (test_bit(SCAN_HW_SCANNING, &local->scanning)) ieee80211_restore_scan_ies(local); - if (local->scan_req != &local->int_scan_req) + if (local->scan_req != local->int_scan_req) cfg80211_scan_done(local->scan_req, aborted); local->scan_req = NULL; @@ -423,7 +423,7 @@ static int __ieee80211_start_scan(struct ieee80211_sub_if_data *sdata, local->scan_req = req; local->scan_sdata = sdata; - if (req != &local->int_scan_req && + if (req != local->int_scan_req && sdata->vif.type == NL80211_IFTYPE_STATION && !list_empty(&ifmgd->work_list)) { /* actually wait for the work it's doing to finish/time out */ @@ -743,10 +743,10 @@ int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, if (local->scan_req) goto unlock; - memcpy(local->int_scan_req.ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); - local->int_scan_req.ssids[0].ssid_len = ssid_len; + memcpy(local->int_scan_req->ssids[0].ssid, ssid, IEEE80211_MAX_SSID_LEN); + local->int_scan_req->ssids[0].ssid_len = ssid_len; - ret = __ieee80211_start_scan(sdata, &sdata->local->int_scan_req); + ret = __ieee80211_start_scan(sdata, sdata->local->int_scan_req); unlock: mutex_unlock(&local->scan_mtx); return ret; diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index b3d5c1df08d..667a87d307d 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3002,10 +3002,9 @@ static int nl80211_trigger_scan(struct sk_buff *skb, struct genl_info *info) goto out; } - request->channels = (void *)((char *)request + sizeof(*request)); request->n_channels = n_channels; if (n_ssids) - request->ssids = (void *)(request->channels + n_channels); + request->ssids = (void *)&request->channels[n_channels]; request->n_ssids = n_ssids; if (ie_len) { if (request->ssids) diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 1bcb1312bd9..e6c1f11595d 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -612,8 +612,8 @@ int cfg80211_wext_siwscan(struct net_device *dev, creq->wiphy = wiphy; creq->dev = dev; - creq->ssids = (void *)(creq + 1); - creq->channels = (void *)(creq->ssids + 1); + /* SSIDs come after channels */ + creq->ssids = (void *)&creq->channels[n_channels]; creq->n_channels = n_channels; creq->n_ssids = 1; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 104b33e34d2..8e2ef54ea71 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -65,7 +65,6 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) if (!request) return -ENOMEM; - request->channels = (void *)((char *)request + sizeof(*request)); if (wdev->conn->params.channel) request->channels[0] = wdev->conn->params.channel; else { @@ -82,7 +81,7 @@ static int cfg80211_conn_scan(struct wireless_dev *wdev) } } request->n_channels = n_channels; - request->ssids = (void *)(request->channels + n_channels); + request->ssids = (void *)&request->channels[n_channels]; request->n_ssids = 1; memcpy(request->ssids[0].ssid, wdev->conn->params.ssid, |