Enable CRDA country 00 to passively scan on channel 12-14 and 5GHz

If CRDA country is configured as 00, we set the channel to be DFS
to allow passive scan.

CRs-Fixed: 447628
Change-Id: I694aab09024292210d533446f5d9411e256f687d
diff --git a/CORE/HDD/src/wlan_hdd_cfg80211.c b/CORE/HDD/src/wlan_hdd_cfg80211.c
index 489b55a..164142e 100644
--- a/CORE/HDD/src/wlan_hdd_cfg80211.c
+++ b/CORE/HDD/src/wlan_hdd_cfg80211.c
@@ -708,6 +708,10 @@
       regulatory_hint(wiphy, pCfg->crdaDefaultCountryCode);
       wait_for_completion_interruptible_timeout(&pHddCtx->driver_crda_req,
         CRDA_WAIT_TIME);
+      /* if the country is not found from current regulatory.bin,
+         fall back to world domain */
+      if (is_crda_regulatory_entry_valid() == VOS_FALSE)
+         crda_regulatory_entry_default(pCfg->crdaDefaultCountryCode, NUM_REG_DOMAINS-1);
    }
    return 0;
 }