From b77bd223d798e7774caad0809ba9f5ee584843e4 Mon Sep 17 00:00:00 2001
From: paul-szczepanek-arm
 <33840200+paul-szczepanek-arm@users.noreply.github.com>
Date: Fri, 26 Oct 2018 12:53:39 +0100
Subject: [PATCH] check for feature before using

---
 .../targets/TARGET_CORDIO/source/CordioPalGap.cpp         | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioPalGap.cpp b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioPalGap.cpp
index 7fca33e470..ed14d1920d 100644
--- a/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioPalGap.cpp
+++ b/features/FEATURE_BLE/targets/TARGET_CORDIO/source/CordioPalGap.cpp
@@ -334,8 +334,12 @@ ble_error_t Gap::set_address_resolution(
 }
 
 ble_error_t Gap::read_phy(connection_handle_t connection) {
-    DmReadPhy(connection);
-    return BLE_ERROR_NONE;
+    if (is_feature_supported(ControllerSupportedFeatures_t::LE_2M_PHY)
+        || is_feature_supported(ControllerSupportedFeatures_t::LE_CODED_PHY)) {
+        DmReadPhy(connection);
+        return BLE_ERROR_NONE;
+    }
+    return BLE_ERROR_NOT_IMPLEMENTED;
 }
 
 ble_error_t Gap::set_preferred_phys(