From cf50d07d201cd68454a113be3340bed1389e1cfe Mon Sep 17 00:00:00 2001
From: James Cherry <cherry@parallaxsw.com>
Date: Mon, 3 Jan 2022 11:49:43 -0700
Subject: [PATCH] seg fault -from power/gnd pin

Signed-off-by: James Cherry <cherry@parallaxsw.com>
---
 search/Search.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/search/Search.cc b/search/Search.cc
index 2744505f..119aaf94 100644
--- a/search/Search.cc
+++ b/search/Search.cc
@@ -623,7 +623,8 @@ Search::seedFilterStarts()
     else {
       Vertex *vertex, *bidirect_drvr_vertex;
       graph_->pinVertices(pin, vertex, bidirect_drvr_vertex);
-      seedArrival(vertex);
+      if (vertex)
+        seedArrival(vertex);
       if (bidirect_drvr_vertex)
 	seedArrival(bidirect_drvr_vertex);
     }