PRD: Add checks for NULL around mcs and membuf targets

Change-Id: I5f6382b7ef9eddd96bc036c752dcdfc2c6d41a36
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/5594
Tested-by: Jenkins Server
Reviewed-by: Zane Shelley <zshelle@us.ibm.com>
Reviewed-by: Christopher T. Phan <cphan@us.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Reviewed-on: http://gfw160.austin.ibm.com:8080/gerrit/5728

1 files changed, 4 insertions, 2 deletions

diff --git a/src/usr/diag/prdf/common/plat/pegasus/prdfLaneRepair.C b/src/usr/diag/prdf/common/plat/pegasus/prdfLaneRepair.C
index 85ea22aa2..779b8053c 100644
--- a/src/usr/diag/prdf/common/plat/pegasus/prdfLaneRepair.C
+++ b/src/usr/diag/prdf/common/plat/pegasus/prdfLaneRepair.C
@@ -327,14 +327,16 @@ int32_t cleanupSecondaryFirBits( ExtensibleChip * i_chip,
                                       i_busPos);
         mcsChip = ( ExtensibleChip * )systemPtr->GetChip( mcsTgt );
         mbChip =  getMcsDataBundle( mcsChip )->getMembChip();
-        mbTgt =   mbChip->GetChipHandle();
+        if (mbChip)
+            mbTgt =   mbChip->GetChipHandle();
 
     }
     else if ( i_busType == TYPE_MEMBUF )
     {
         mbTgt = i_chip->GetChipHandle();
         mcsChip = getMembufDataBundle( i_chip )->getMcsChip();
-        mcsTgt  = mcsChip->GetChipHandle();
+        if (mcsChip)
+            mcsTgt  = mcsChip->GetChipHandle();
         mbChip = i_chip;
     }