Initialize global variables in sane_init.

ChangeLog

@@ -14,7 +14,8 @@
 	  as active maintainer because his primary email address bounces,
 	  and he doesn't respond to mails to other addresses. Marked email
 	  addresses and website as dead. Fixed AT3 misdectection that was
-	  on the TODO list for some time.
+	  on the TODO list for some time. Initialize global variables in
+	  sane_init.
 
 2003-03-31  Henning Meier-Geinitz <henning@meier-geinitz.de>
 

backend/artec.c

@@ -2580,6 +2580,7 @@ sane_init (SANE_Int * version_code, SANE_Auth_Callback authorize)
 
   DBG (7, "sane_init()\n" );
 
+  devlist = 0;
   /* make sure these 2 are empty */
   strcpy (artec_vendor, "");
   strcpy (artec_model, "");