qcacld-3.0: Refactor CFG_ENABLE_DFS_MASTER_CAPABILITY cfg

Refactor CFG_ENABLE_DFS_MASTER_CAPABILITY cfg item.

Change-Id: I19b52c6848bd04feca4213aad64138d5c55b9a1f
CRs-Fixed: 2327917
diff --git a/core/mac/src/pe/lim/lim_process_sme_req_messages.c b/core/mac/src/pe/lim/lim_process_sme_req_messages.c
index 90301ce..f3e8620 100644
--- a/core/mac/src/pe/lim/lim_process_sme_req_messages.c
+++ b/core/mac/src/pe/lim/lim_process_sme_req_messages.c
@@ -1036,15 +1036,10 @@
 			if (session->lim11hEnable &&
 				(eSIR_INFRA_AP_MODE ==
 					mlm_start_req->bssType)) {
-				qdf_status =
-					wlan_cfg_get_int(mac_ctx,
-						WNI_CFG_DFS_MASTER_ENABLED,
-						&val);
-				session->lim11hEnable = val;
+				session->lim11hEnable =
+					mac_ctx->mlme_cfg->
+					dfs_cfg.dfs_master_capable;
 			}
-			if (QDF_IS_STATUS_ERROR(qdf_status))
-				/* Failed get CFG WNI_CFG_DFS_MASTER_ENABLED */
-				pe_err("Get Fail, CFG DFS ENABLE");
 		}
 
 		if (!session->lim11hEnable) {