wlan: Fix for passing proper freq when sta is not connected.

Change-Id: I101898413793bfaba3c1e59e1b03ac9a7eef97f1
CR-Fixed: 407484, 407449
diff --git a/CORE/HDD/src/wlan_hdd_wext.c b/CORE/HDD/src/wlan_hdd_wext.c
index ab4252e..e06d914 100644
--- a/CORE/HDD/src/wlan_hdd_wext.c
+++ b/CORE/HDD/src/wlan_hdd_wext.c
@@ -1145,16 +1145,11 @@
     }
     else
     {
-       channel = pHddStaCtx->conn_info.operationChannel;
-       status = hdd_wlan_get_freq(channel, &freq);
-       if( TRUE == status )
-       {
-          /* Set Exponent parameter as 6 (MHZ) in struct iw_freq
-           * iwlist & iwconfig command shows frequency into proper
-           * format (2.412 GHz instead of 246.2 MHz)*/
-           fwrq->m = freq;
-           fwrq->e = MHZ;
-       }
+       /* Set Exponent parameter as 6 (MHZ) in struct iw_freq
+        * iwlist & iwconfig command shows frequency into proper
+        * format (2.412 GHz instead of 246.2 MHz)*/
+       fwrq->m = 0;
+       fwrq->e = MHZ;
     }
    return 0;
 }