Release global SME lock before return due to error

In some of the APIs sme global lock is not released before return
in case of error.release the lock.

Change-Id: Id2923ec7824dcff8d4740d55c2361f4e605d3f86
CRs-fixed: 430950
diff --git a/CORE/SME/src/sme_common/sme_Api.c b/CORE/SME/src/sme_common/sme_Api.c
index 8ff65d9..748f2c6 100644
--- a/CORE/SME/src/sme_common/sme_Api.c
+++ b/CORE/SME/src/sme_common/sme_Api.c
@@ -3729,6 +3729,7 @@
       if(!pSession)
       {
          smsLog(pMac, LOGE, FL("  session %d not found "), sessionId);
+         sme_ReleaseGlobalLock( &pMac->sme );
          return eHAL_STATUS_FAILURE;
       }
 
@@ -4146,6 +4147,7 @@
       if ( !HAL_STATUS_SUCCESS(status) ) 
       {
          smsLog(pMac, LOGE, " csrChangeCountryCode: failed to allocate mem for req \n");
+         sme_ReleaseGlobalLock( &pMac->sme );
          return status;
       }
 
@@ -4904,7 +4906,10 @@
                *pOemDataReqID = lOemDataReqId;
             }
             else
-               return eHAL_STATUS_FAILURE;
+            {
+                sme_ReleaseGlobalLock( &pMac->sme );
+                return eHAL_STATUS_FAILURE;
+            }
 
             status = oemData_OemDataReq(hHal, sessionId, pOemDataReqConfig, pOemDataReqID, callback, pContext);
 
@@ -5370,6 +5375,7 @@
         if(!pSession)
         {
             smsLog(pMac, LOGE, FL("  session %d not found "), sessionId);
+            sme_ReleaseGlobalLock( &pMac->sme );
             return eHAL_STATUS_FAILURE;
         }
         
@@ -5427,6 +5433,7 @@
         if(!pSession)
         {
             smsLog(pMac, LOGE, FL("  session %d not found "), sessionId);
+            sme_ReleaseGlobalLock( &pMac->sme );
             return eHAL_STATUS_FAILURE;
         }
         
@@ -6583,6 +6590,7 @@
         if(!pSession)
         {
             smsLog(pMac, LOGE, FL("  session %d not found "), sessionId);
+            sme_ReleaseGlobalLock( &pMac->sme );
             return eHAL_STATUS_FAILURE;
         }
         
@@ -6631,6 +6639,7 @@
         {
            VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR,
                      "%s: Not able to allocate memory for sme_SetTmLevel", __func__);
+           sme_ReleaseGlobalLock( &pMac->sme );
            return eHAL_STATUS_FAILURE;
         }