diff -r 538db54a451d -r 5d2844f35677 kernel/eka/drivers/hcr/hcr_api.cpp
--- a/kernel/eka/drivers/hcr/hcr_api.cpp	Mon Jan 18 21:31:10 2010 +0200
+++ b/kernel/eka/drivers/hcr/hcr_api.cpp	Tue Jan 26 13:13:38 2010 +0200
@@ -46,6 +46,8 @@
     if (HCRNotReady)
         HCR_TRACE_RETURN(KErrNotReady);
 
+	__NK_ASSERT_DEBUG((aType & KMaskWordTypes) != 0);
+
     TSettingRef sref(0,0);
     TInt err = 0;
     err = HCRSingleton->FindSetting(aId, aType, sref);
@@ -53,8 +55,7 @@
         HCR_TRACE_RETURN(err);
 
     err = sref.iRep->GetValue(sref, aValue);
-    if (err != KErrNone)
-        HCR_TRACE_RETURN(err);
+	__NK_ASSERT_DEBUG(err == KErrNone);
     
     return KErrNone;	
     }
@@ -76,8 +77,7 @@
         HCR_TRACE_RETURN(err);
 
     err = sref.iRep->GetLargeValue(sref, aValue);
-    if (err != KErrNone)
-        HCR_TRACE_RETURN(err);
+	__NK_ASSERT_DEBUG(err == KErrNone);
     
     return KErrNone;	
     }
@@ -101,8 +101,7 @@
 
     UValueLarge value;
     err = sref.iRep->GetLargeValue(sref, value);
-    if (err != KErrNone)
-        HCR_TRACE_RETURN(err);
+    __NK_ASSERT_DEBUG(err == KErrNone);
    
     TInt len = sref.iRep->GetLength(sref);
     if (len > aValue.MaxSize())
@@ -134,9 +133,8 @@
 
     UValueLarge value;
     err = sref.iRep->GetLargeValue(sref, value);
-	    if (err != KErrNone)
-        HCR_TRACE_RETURN(err);
-   
+	__NK_ASSERT_DEBUG(err == KErrNone);
+    
     aLen = sref.iRep->GetLength(sref);
     if (aLen > aMaxLen)
         HCR_TRACE_RETURN(KErrTooBig);    
@@ -492,8 +490,7 @@
     //All de-allocations are done, leave a critical section
     NKern::ThreadLeaveCS();
 
-    if(err < KErrNone)
-        HCR_TRACE_RETURN(err);
+    __NK_ASSERT_DEBUG(err >= KErrNone);
 
     return err;
     
@@ -516,18 +513,15 @@
     TSettingRef sref(0,0);
     TInt err = HCRSingleton->FindSettingWithType(aId, aType, sref);
 	
-    if(err == KErrNone)
-        {
-        aLen = sref.iRep->GetLength(sref);
-        }
-    else if(err == KErrNotFound)
+	__NK_ASSERT_DEBUG(err == KErrNone || err == KErrNotFound);
+
+	if(err == KErrNotFound)
         {
         aLen = 0;
         HCR_TRACE_RETURN(KErrNotFound);
         }
-    else
-        HCR_TRACE_RETURN(err);
     
+	aLen = sref.iRep->GetLength(sref);
     return KErrNone;
    
 #else
@@ -559,7 +553,6 @@
 #endif // MAKE_DEF_FILE
     }
 
-
 EXPORT_C TInt HCR::FindSettings(TCategoryUid aCat, TInt aMaxNum,
         TElementId aElIds[], TSettingType aTypes[], TUint16 aLens[])
 	{