wlan: SETROAMSCANPERIOD 0 to disable periodic scan

Passing value of 0 to setroam scan period should disable
periodic bgscan

Change-Id: Id86c0bef56eef6291d5ba526982eb83d8ef54f94
CRs-Fixed: 460921
diff --git a/CORE/HDD/inc/wlan_hdd_cfg.h b/CORE/HDD/inc/wlan_hdd_cfg.h
index fbd9c3e..ff7ab7c 100644
--- a/CORE/HDD/inc/wlan_hdd_cfg.h
+++ b/CORE/HDD/inc/wlan_hdd_cfg.h
@@ -1122,7 +1122,7 @@
 #define CFG_NEIGHBOR_SCAN_RESULTS_REFRESH_PERIOD_DEFAULT      (20000)
 
 #define CFG_EMPTY_SCAN_REFRESH_PERIOD_NAME         "gEmptyScanRefreshPeriod"
-#define CFG_EMPTY_SCAN_REFRESH_PERIOD_MIN          (1000)
+#define CFG_EMPTY_SCAN_REFRESH_PERIOD_MIN          (0)
 #define CFG_EMPTY_SCAN_REFRESH_PERIOD_MAX          (60000)
 #define CFG_EMPTY_SCAN_REFRESH_PERIOD_DEFAULT      (0)
 #endif /* WLAN_FEATURE_NEIGHBOR_ROAMING */