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Re: [PATCH] mac80211: correct legacy rates check in ieee80211_calc_rx_airtime

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On 3/7/2022 6:16 PM, MeiChia Chiu wrote:
There are no legacy rates on 60GHz or sub-1Ghz band, so modify the check.

nit: s/Ghz/GHz/ here and in the code comment


Signed-off-by: Ryder Lee <ryder.lee@xxxxxxxxxxxx>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@xxxxxxxxxxxx>
---
  net/mac80211/airtime.c | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/airtime.c b/net/mac80211/airtime.c
index 26d2f8ba7029..c0e58eb7c7fb 100644
--- a/net/mac80211/airtime.c
+++ b/net/mac80211/airtime.c
@@ -477,7 +477,9 @@ u32 ieee80211_calc_rx_airtime(struct ieee80211_hw *hw,
  		bool sp = status->enc_flags & RX_ENC_FLAG_SHORTPRE;
  		bool cck;
- if (WARN_ON_ONCE(status->band > NL80211_BAND_5GHZ))
+		/* on 60GHz or sub-1Ghz band, there are no legacy rates */
+		if (WARN_ON_ONCE(status->band == NL80211_BAND_60GHZ ||
+				 status->band == NL80211_BAND_S1GHZ))
  			return 0;
sband = hw->wiphy->bands[status->band];




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