[PATCH 10/10] mac80211: extend __rate_control_send_low warning

[Luca Coelho <luca@coelho.fi>]

From: Johannes Berg <johannes.berg@intel.com>

This appears to happen occasionally, and if it does we
really want even more information than we have now.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
---
 net/mac80211/rate.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 5d94576dd683..d298bb222491 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -358,8 +358,10 @@ static void __rate_control_send_low(struct ieee80211_hw *hw,
 		break;
 	}
 	WARN_ONCE(i == sband->n_bitrates,
-		  "no supported rates (0x%x) in rate_mask 0x%x with flags 0x%x\n",
+		  "no supported rates for sta %pM (0x%x, band %d) in rate_mask 0x%x with flags 0x%x\n",
+		  sta ? sta->addr : NULL,
 		  sta ? sta->supp_rates[sband->band] : -1,
+		  sband->band,
 		  rate_mask, rate_flags);
 
 	info->control.rates[0].count =
-- 
2.20.1