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path: root/target/linux/brcm2708/patches-4.19/950-0094-brcmfmac-Mute-expected-startup-errors.patch
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From 5b79e8e149653e295ae236e1822043da4b48374d Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Fri, 17 Feb 2017 15:26:13 +0000
Subject: [PATCH 094/773] brcmfmac: Mute expected startup 'errors'

The brcmfmac WiFi driver always complains about the '00' country code.
Modify the driver to ignore '00' silently.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
 drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c | 2 ++
 1 file changed, 2 insertions(+)

--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6844,6 +6844,8 @@ static void brcmf_cfg80211_reg_notifier(
 	/* ignore non-ISO3166 country codes */
 	for (i = 0; i < 2; i++)
 		if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') {
+			if (req->alpha2[0] == '0' && req->alpha2[1] == '0')
+				return;
 			brcmf_err("not an ISO3166 code (0x%02x 0x%02x)\n",
 				  req->alpha2[0], req->alpha2[1]);
 			return;