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[PATCH v2 2/2] wireless: return correct mandatory rates

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Use IEEE80211_RATE_MANDATORY_G instead of IEEE80211_RATE_MANDATORY_B to get
all mandatory rates in 2.4 GHz band. It is safe to do so because ERP
mandatory rates are a superset of HR/DSSS mandatory rates. Also limit to
OFDM rates for 10 MHz and 5 MHz channels as originally intended by commit
74608aca4d82e.

Signed-off-by: Richard Schütz <rschuetz@xxxxxxxxxxxxxx>
---
 net/wireless/util.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/net/wireless/util.c b/net/wireless/util.c
index c69b5c31caf8..386070e0035a 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -51,16 +51,17 @@ u32 ieee80211_mandatory_rates(struct ieee80211_supported_band *sband,
 	if (sband->band == NL80211_BAND_2GHZ) {
 		if (scan_width == NL80211_BSS_CHAN_WIDTH_5 ||
 		    scan_width == NL80211_BSS_CHAN_WIDTH_10)
-			mandatory_flag = IEEE80211_RATE_MANDATORY_G;
+			mandatory_flag = IEEE80211_RATE_MANDATORY_G |
+					 IEEE80211_RATE_ERP_G;
 		else
-			mandatory_flag = IEEE80211_RATE_MANDATORY_B;
+			mandatory_flag = IEEE80211_RATE_MANDATORY_G;
 	} else {
 		mandatory_flag = IEEE80211_RATE_MANDATORY_A;
 	}
 
 	bitrates = sband->bitrates;
 	for (i = 0; i < sband->n_bitrates; i++)
-		if (bitrates[i].flags & mandatory_flag)
+		if ((bitrates[i].flags & mandatory_flag) == mandatory_flag)
 			mandatory_rates |= BIT(i);
 	return mandatory_rates;
 }
-- 
2.14.1




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