From e011e904374293d82df7ae23cddae6ba7b191840 Mon Sep 17 00:00:00 2001
From: robertlipe <robertlipe@gmail.com>
Date: Mon, 10 Dec 2012 20:02:31 +0000
Subject: [PATCH] Geoniche: Don't crash on empty input file.

---
 gpsbabel/geoniche.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gpsbabel/geoniche.c b/gpsbabel/geoniche.c
index 4e9e0d059..1e6246d8e 100644
--- a/gpsbabel/geoniche.c
+++ b/gpsbabel/geoniche.c
@@ -203,7 +203,7 @@ geoniche_read_asc(void)
 
   /* Process record 0 */
   pdb_rec = file_in->rec_list;
-  if (strcmp((char*) pdb_rec->data, Rec0Magic)) {
+  if (!pdb_rec || strcmp((char*) pdb_rec->data, Rec0Magic)) {
     fatal(MYNAME ": Bad record 0, not a GeoNiche file.\n");
   }
   pdb_rec = pdb_rec->next;
-- 
2.30.2