From e7ecd02a099075e633bc4803e42456493ef26a93 Mon Sep 17 00:00:00 2001
From: Ales Hvezda <ahvezda@seul.org>
Date: Mon, 16 Apr 2007 03:00:27 +0000
Subject: [PATCH] Added missing test to prevent a seg fault when loading up a
 schematic with missing attributes.

---
 gattrib/ChangeLog           | 5 +++++
 gattrib/src/s_string_list.c | 6 ++++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/gattrib/ChangeLog b/gattrib/ChangeLog
index c865f764a..35fe7d1c5 100644
--- a/gattrib/ChangeLog
+++ b/gattrib/ChangeLog
@@ -1,3 +1,8 @@
+2007-04-15 Ales Hvezda   <ahvezda@geda.seul.org>
+
+	* src/s_string_list.c: Added missing test to prevent a seg fault
+	when loading up a schematic with missing attributes.
+
 2007-4-15  Stuart Brorson <sdb (AT) cloud9 (DOT) net>
 	* Makefile.am, configure.ac, docs/*: Created new docs
 	directory, and set up framework to create doxygen generated
diff --git a/gattrib/src/s_string_list.c b/gattrib/src/s_string_list.c
index ab6fd3c57..731c6a5c5 100644
--- a/gattrib/src/s_string_list.c
+++ b/gattrib/src/s_string_list.c
@@ -378,11 +378,13 @@ void s_string_list_sort_master_comp_attrib_list() {
     int i;
     p->pos = DEFAULT_ATTRIB_POS;
     for (i=0; i<NUM_CERTAINS; i++)
-      if (strcmp (certain_attribs[i].attrib, p->data) == 0)
-	{
+      if (p->data != NULL) {
+        if (strcmp (certain_attribs[i].attrib, p->data) == 0)
+  	{
 	  p->pos = certain_attribs[i].pos;
 	  break;
 	}
+      }
   }
 
   local_list = listsort(local_list, 0, 1);
-- 
2.11.4.GIT