diff options
| author | Johannes Berg <johannes.berg@intel.com> | 2019-07-03 16:38:22 +0300 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2019-07-26 14:31:30 +0300 |
| commit | b0d1d7ffc55571185e626a6ab2983400fc493cc2 (patch) | |
| tree | 83a111d94ba9fcc86443ba3f6420052b15c10893 /net/wireless | |
| parent | 84f1772bc0c7bc26db9dbdbeabc4b1fa0ea1ace3 (diff) | |
| download | linux-b0d1d7ffc55571185e626a6ab2983400fc493cc2.tar.xz | |
cfg80211: don't parse MBSSID if transmitting BSS isn't created
Don't parse the multi-BSSID structures if we couldn't even create
their transmitting BSS, this would confuse all of our tracking.
This also means that non_tx_data->tx_bss will never be NULL, so
we can clean up a little bit.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Link: https://lore.kernel.org/r/20190703133823.10530-2-johannes@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/scan.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 70d061ed9cb6..186ae1bb510a 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -1440,7 +1440,7 @@ cfg80211_inform_single_bss_data(struct wiphy *wiphy, regulatory_hint_found_beacon(wiphy, channel, gfp); } - if (non_tx_data && non_tx_data->tx_bss) { + if (non_tx_data) { /* this is a nontransmitting bss, we need to add it to * transmitting bss' list if it is not there */ @@ -1659,6 +1659,8 @@ cfg80211_inform_bss_data(struct wiphy *wiphy, res = cfg80211_inform_single_bss_data(wiphy, data, ftype, bssid, tsf, capability, beacon_interval, ie, ielen, NULL, gfp); + if (!res) + return NULL; non_tx_data.tx_bss = res; cfg80211_parse_mbssid_data(wiphy, data, ftype, bssid, tsf, beacon_interval, ie, ielen, &non_tx_data, |