From e02c9702694ba6a1f15f25d7c5f3a1a62619cf3d Mon Sep 17 00:00:00 2001
From: Abtin Keshavarzian <abtink@google.com>
Date: Fri, 15 Feb 2019 09:20:15 -0800
Subject: [PATCH] [mac] assert on failure of otPlatRadioEnable() (#3592)

---
 src/core/mac/sub_mac.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/core/mac/sub_mac.cpp b/src/core/mac/sub_mac.cpp
index 647693da1..04178bac6 100644
--- a/src/core/mac/sub_mac.cpp
+++ b/src/core/mac/sub_mac.cpp
@@ -135,11 +135,11 @@ otError SubMac::Enable(void)
     VerifyOrExit(mState == kStateDisabled);
 
     SuccessOrExit(error = otPlatRadioEnable(&GetInstance()));
-    error = otPlatRadioSleep(&GetInstance());
-    assert(error == OT_ERROR_NONE);
+    SuccessOrExit(error = otPlatRadioSleep(&GetInstance()));
     SetState(kStateSleep);
 
 exit:
+    assert(error == OT_ERROR_NONE);
     return error;
 }