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mac80211: fix VHT rate selection 

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 43279
lede-17.01
Felix Fietkau 2014-11-16 11:39:07 +00:00
parent 25d508dcd9
commit dd5959c114
1 changed files with 22 additions and 0 deletions
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package/kernel/mac80211/patches/312-mac80211-skip-legacy-rate-mask-handling-for-VHT-rate.patch Normal file
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@ -0,0 +1,22 @@
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 15 Nov 2014 03:45:56 +0100
Subject: [PATCH] mac80211: skip legacy rate mask handling for VHT rates
The rate mask code currently assumes that a rate is legacy if
IEEE80211_TX_RC_MCS is not set. This might be the cause of bogus VHT
rates being reported with minstrel_ht.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -385,7 +385,7 @@ static void rate_idx_match_mask(struct i
*rate = alt_rate;
return;
}
- } else {
+ } else if (!(rate->flags & IEEE80211_TX_RC_VHT_MCS)) {
/* handle legacy rates */
if (rate_idx_match_legacy_mask(rate, sband->n_bitrates, mask))
return;