Improve passive scanning: check not only for proberesp_ies but also
for beacon_ies
Without this improvement, it always attempts to send a probe
request (which it's not allowed) and then wait for auth_data->timeout.
The log without patch:
Jan 1 02:48:03 (none) kern.info kernel: [10084.062491] wlan0:
authenticate with 04:f0:21:02:46:93
Jan 1 02:48:03 (none) kern.info kernel: [10084.064933] wlan0:
direct probe to 04:f0:21:02:46:93 (try 1/3)
Jan 1 02:48:04 (none) kern.info kernel: [10084.078417] wlan0: send
auth to 04:f0:21:02:46:93 (try 2/3)
Jan 1 02:48:04 (none) kern.info kernel: [10084.079363] wlan0:
authenticated
Jan 1 02:48:04 (none) kern.info kernel: [10084.082648] wlan0:
associate with 04:f0:21:02:46:93 (try 1/3)
Jan 1 02:48:04 (none) kern.info kernel: [10084.083726] wlan0: RX
AssocResp from 04:f0:21:02:46:93 (capab=0x11 status=0 aid=1)
The log with patch:
Jan 1 02:46:25 (none) kern.info kernel: [ 9985.696798] wlan0:
authenticate with 04:f0:21:02:46:53
Jan 1 02:46:25 (none) kern.info kernel: [ 9985.699234] wlan0: send
auth to 04:f0:21:02:46:53 (try 1/3)
Jan 1 02:46:25 (none) kern.info kernel: [ 9985.700211] wlan0:
authenticated
Jan 1 02:46:25 (none) kern.info kernel: [ 9985.702583] wlan0:
associate with 04:f0:21:02:46:53 (try 1/3)
Jan 1 02:46:25 (none) kern.info kernel: [ 9985.703624] wlan0: RX
AssocResp from 04:f0:21:02:46:53 (capab=0x11 status=0 aid=1)
Signed-off-by: Matthias May <matthias.may@xxxxxxxxxxx>
---
net/mac80211/mlme.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index d2a4f78..fae5f9c 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2817,7 +2817,7 @@ static int ieee80211_probe_auth(struct
ieee80211_sub_if_data *sdata)
drv_mgd_prepare_tx(local, sdata);
- if (auth_data->bss->proberesp_ies) {
+ if (auth_data->bss->proberesp_ies || auth_data->bss->beacon_ies) {
u16 trans = 1;
u16 status = 0;
--
Matthias May
Software Engineer
Neratec Solutions AG
Postfach 83, CH-8608 Bubikon, Switzerland
Direct: +41 55 253 2074
Office: +41 55 253 2000
Fax: +41 55 253 2070
email: matthias.may@xxxxxxxxxxx
Web: www.neratec.com
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