qcacld-3.0: Cleanup IBSS feature

Fix compilation errors when turning off QCA_IBSS_SUPPORT

Change-Id: I3a493c710077bec0a8bc5521d0d433ccd62b4e74
CRs-Fixed: 1067029
diff --git a/core/wma/inc/wma_internal.h b/core/wma/inc/wma_internal.h
index 11b6d1d..b5fc9f4 100644
--- a/core/wma/inc/wma_internal.h
+++ b/core/wma/inc/wma_internal.h
@@ -493,7 +493,7 @@
  * Return false since no vdev can be in ibss mode without ibss support
  */
 static inline
-bool wma_is_vdev_in_ibss_mode(tp_wma_handle wma, uint8_t vdev_id);
+bool wma_is_vdev_in_ibss_mode(tp_wma_handle wma, uint8_t vdev_id)
 {
 	return false;
 }