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authorJohannes Berg <johannes.berg@intel.com>2012-07-30 12:26:34 +0200
committerJohannes Berg <johannes.berg@intel.com>2012-08-20 14:13:45 +0200
commitfe94fe05e9fb7c1bea482d1b0fd09029a711cce2 (patch)
tree3ce8972df96c159116ecf384af549f272dc66a48 /net/mac80211
parentc0af07340aae5db9f976bfe71e2e9bcab3169409 (diff)
downloadlinux-fe94fe05e9fb7c1bea482d1b0fd09029a711cce2.tar.bz2
mac80211: pass channel to ieee80211_send_probe_req
In multi-channel scenarios, the channel that we will transmit a probe request on isn't always the current channel (which will be NULL anyway) but will instead be the channel that the AP is on. Pass the channel to the ieee80211_send_probe_req() function so it can be used in the different scenarios. The scan code continues to pass the current channel, of course. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_i.h3
-rw-r--r--net/mac80211/mlme.c6
-rw-r--r--net/mac80211/scan.c3
-rw-r--r--net/mac80211/util.c6
4 files changed, 11 insertions, 7 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 0b81fa807179..204bfedba306 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1472,7 +1472,8 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len,
- u32 ratemask, bool directed, bool no_cck);
+ u32 ratemask, bool directed, bool no_cck,
+ struct ieee80211_channel *channel);
void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata,
const size_t supp_rates_len,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ddb2db5c5b05..b65b2149b23b 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1577,7 +1577,8 @@ static void ieee80211_mgd_probe_ap_send(struct ieee80211_sub_if_data *sdata)
ssid_len = ssid[1];
ieee80211_send_probe_req(sdata, dst, ssid + 2, ssid_len, NULL,
- 0, (u32) -1, true, false);
+ 0, (u32) -1, true, false,
+ ifmgd->associated->channel);
}
ifmgd->probe_timeout = jiffies + msecs_to_jiffies(probe_wait_ms);
@@ -2704,7 +2705,8 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
* will not answer to direct packet in unassociated state.
*/
ieee80211_send_probe_req(sdata, NULL, ssidie + 2, ssidie[1],
- NULL, 0, (u32) -1, true, false);
+ NULL, 0, (u32) -1, true, false,
+ auth_data->bss->channel);
}
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 4b75ddeef6b1..ef1d69306315 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -416,7 +416,8 @@ static void ieee80211_scan_state_send_probe(struct ieee80211_local *local,
local->scan_req->ssids[i].ssid_len,
local->scan_req->ie, local->scan_req->ie_len,
local->scan_req->rates[band], false,
- local->scan_req->no_cck);
+ local->scan_req->no_cck,
+ local->hw.conf.channel);
/*
* After sending probe requests, wait for probe responses
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 79bce870ad78..471fb0516c99 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1163,12 +1163,12 @@ struct sk_buff *ieee80211_build_probe_req(struct ieee80211_sub_if_data *sdata,
void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst,
const u8 *ssid, size_t ssid_len,
const u8 *ie, size_t ie_len,
- u32 ratemask, bool directed, bool no_cck)
+ u32 ratemask, bool directed, bool no_cck,
+ struct ieee80211_channel *channel)
{
struct sk_buff *skb;
- skb = ieee80211_build_probe_req(sdata, dst, ratemask,
- sdata->local->hw.conf.channel,
+ skb = ieee80211_build_probe_req(sdata, dst, ratemask, channel,
ssid, ssid_len,
ie, ie_len, directed);
if (skb) {