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author | Johannes Berg <johannes.berg@intel.com> | 2018-05-28 15:47:40 +0200 |
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committer | Johannes Berg <johannes@sipsolutions.net> | 2018-06-15 13:34:33 +0200 |
commit | 2e076f199097d670ce5e5492cea57f552b93bba9 (patch) | |
tree | 1da95f113fc3ee52e21d6e32a3ea9bb54f685ff9 /net/wireless/nl80211.c | |
parent | 45ad683484b61b5859ccb5a93a8254e1b4d20a29 (diff) | |
download | linux-stable-2e076f199097d670ce5e5492cea57f552b93bba9.tar.gz linux-stable-2e076f199097d670ce5e5492cea57f552b93bba9.tar.bz2 linux-stable-2e076f199097d670ce5e5492cea57f552b93bba9.zip |
nl80211: add scan features for improved scan privacy
Add the scan flags for randomized SN and minimized probe request
content for improved scan privacy.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r-- | net/wireless/nl80211.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6c3ded1223fb..d2677259e13e 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -6925,7 +6925,13 @@ nl80211_check_scan_flags(struct wiphy *wiphy, struct wireless_dev *wdev, NL80211_EXT_FEATURE_OCE_PROBE_REQ_DEFERRAL_SUPPRESSION) || !nl80211_check_scan_feat(wiphy, *flags, NL80211_SCAN_FLAG_OCE_PROBE_REQ_HIGH_TX_RATE, - NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE)) + NL80211_EXT_FEATURE_OCE_PROBE_REQ_HIGH_TX_RATE) || + !nl80211_check_scan_feat(wiphy, *flags, + NL80211_SCAN_FLAG_RANDOM_SN, + NL80211_EXT_FEATURE_SCAN_RANDOM_SN) || + !nl80211_check_scan_feat(wiphy, *flags, + NL80211_SCAN_FLAG_MIN_PREQ_CONTENT, + NL80211_EXT_FEATURE_SCAN_MIN_PREQ_CONTENT)) return -EOPNOTSUPP; if (*flags & NL80211_SCAN_FLAG_RANDOM_ADDR) { |