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authorJohannes Berg <johannes.berg@intel.com>2017-03-06 22:59:04 +0100
committerJohannes Berg <johannes.berg@intel.com>2017-03-07 09:41:59 +0100
commita6289d3fcc7349402e198ea8fb22d63ed4cb09dd (patch)
treebdc58af2f315af9d14c13a3219f106d8d08ffb73 /net/mac80211
parentcfg80211: Share Channel DFS state across wiphys of same DFS domain (diff)
downloadlinux-a6289d3fcc7349402e198ea8fb22d63ed4cb09dd.tar.xz
linux-a6289d3fcc7349402e198ea8fb22d63ed4cb09dd.zip
mac80211: ignore VHT membership selector when parsing rates
There isn't really much harm in not ignoring, since it doesn't represent a valid rate, but since we already ignore the HT one also ignore VHT. Also simplify the code a bit. Fix a typo in the related comment (pointed out by Arend) while at it. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mlme.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 1568a74757bc..4b4d29edec09 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2823,15 +2823,15 @@ static void ieee80211_get_rates(struct ieee80211_supported_band *sband,
*have_higher_than_11mbit = true;
/*
- * BSS_MEMBERSHIP_SELECTOR_HT_PHY is defined in 802.11n-2009
- * 7.3.2.2 as a magic value instead of a rate. Hence, skip it.
+ * Skip HT and VHT BSS membership selectors since they're not
+ * rates.
*
- * Note: Even through the membership selector and the basic
+ * Note: Even though the membership selector and the basic
* rate flag share the same bit, they are not exactly
* the same.
*/
- if (!!(supp_rates[i] & 0x80) &&
- (supp_rates[i] & 0x7f) == BSS_MEMBERSHIP_SELECTOR_HT_PHY)
+ if (supp_rates[i] == (0x80 | BSS_MEMBERSHIP_SELECTOR_HT_PHY) ||
+ supp_rates[i] == (0x80 | BSS_MEMBERSHIP_SELECTOR_VHT_PHY))
continue;
for (j = 0; j < sband->n_bitrates; j++) {