From: John W. Linville <linville@tuxdriver.com>
Date: Thu, 3 Apr 2008 19:32:54 +0000 (-0400)
Subject: cfg80211: default to regulatory max power for channel
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=253898c4170c7f426d1bc32860fee04f27de3ade;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

cfg80211: default to regulatory max power for channel

If the driver does not specify a maximum power output, default to the
regulatory max.

Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 8cc6037eb2ae..185488da2466 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -136,7 +136,10 @@ static void handle_channel(struct ieee80211_channel *chan,
 	chan->flags = flags;
 	chan->max_antenna_gain = min(chan->orig_mag,
 					 rg->max_antenna_gain);
-	chan->max_power = min(chan->orig_mpwr, rg->max_power);
+	if (chan->orig_mpwr)
+		chan->max_power = min(chan->orig_mpwr, rg->max_power);
+	else
+		chan->max_power = rg->max_power;
 }
 
 static void handle_band(struct ieee80211_supported_band *sband,