fixed multiple device opening in mapicombo6drv

git-svn-id: file:///home/svn/mapi/trunk@1499 8d5bb341-7cf1-0310-8cf6-ba355fef3186

src/drivers/mapicombo6drv.c

@@ -93,6 +93,7 @@ int mapidrv_add_device(const char *devname, int file,int devid, global_function_
   i->file=file;
   i->hwinfo.offline=0;
   i->combo6fd = -1;
+  i->sze = NULL;
   i->hwinfo.devfd=i->combo6fd;
   i->hwinfo.gflist=gflist;
   i->hwinfo.pkt_drop=0;
@@ -268,7 +269,7 @@ mapidrv_create_flow (int devid, int fd, char **devtype)
   *devtype=MAPI_DEVICE_SCAMPI;
 
   //Open device if it is not already open
-  if (i->combo6fd < 0)
+  if (i->sze == NULL)
     {
       if ((i->sze = szedata_open (i->name)) == NULL)   {
         fprintf (stderr, "szedata_open(%s): %s\n", i->name, strerror (errno));