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>

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 72822c8..75c8623 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6838,6 +6838,8 @@ static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy,
        /* 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;