brcmfmac: Fix check for ISO3166 code

The commit "regulatory: add NUL to request alpha2" increases the length of
alpha2 to 3. This causes a regression on brcmfmac, because
brcmf_cfg80211_reg_notifier() expect valid ISO3166 codes in the complete
array. So fix this accordingly.

Fixes: 657308f73e67 ("regulatory: add NUL to request alpha2")
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Acked-by: Franky Lin <franky.lin@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 15fa00d..1ad97a4 100644 (file)
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6802,7 +6802,7 @@ static void brcmf_cfg80211_reg_notifier(struct wiphy *wiphy,
                return;
 
        /* ignore non-ISO3166 country codes */
-       for (i = 0; i < sizeof(req->alpha2); i++)
+       for (i = 0; i < 2; i++)
                if (req->alpha2[i] < 'A' || req->alpha2[i] > 'Z') {
                        brcmf_err("not an ISO3166 code (0x%02x 0x%02x)\n",
                                  req->alpha2[0], req->alpha2[1]);