router: fix segfault on misnamed DP complementary net

504c8bf2 · Tomasz Wlostowski · Maciej Suminski · 6a016742 · 504c8bf2
Commit 504c8bf2 authored Mar 05, 2015 by Tomasz Wlostowski Committed by Maciej Suminski Mar 05, 2015
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pns_diff_pair_placer.cpp pcbnew/router/pns_diff_pair_placer.cpp +8 -2

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--- a/pcbnew/router/pns_diff_pair_placer.cpp
+++ b/pcbnew/router/pns_diff_pair_placer.cpp
@@ -485,8 +485,14 @@ bool PNS_DIFF_PAIR_PLACER::findDpPrimitivePair( const VECTOR2I& aP, PNS_ITEM* aI
        netNameP = netNameBase + suffix;
    }

-    int netP = brd->FindNet( netNameP )->GetNet();
-    int netN = brd->FindNet( netNameN )->GetNet();
+    NETINFO_ITEM* netInfoP = brd->FindNet( netNameP );
+    NETINFO_ITEM* netInfoN = brd->FindNet( netNameN );
+    
+    if( !netInfoP || !netInfoN )
+        return false;
+
+    int netP = netInfoP->GetNet();
+    int netN = netInfoN->GetNet();

    if( primP )
        refNet = netN;