[GNUnet-SVN] r16519 - gnunet-gtk/src

[gnunet]

Author: grothoff
Date: 2011-08-15 12:49:01 +0200 (Mon, 15 Aug 2011)
New Revision: 16519

Modified:
   gnunet-gtk/src/gnunet-gtk.c
Log:
fix crash

Modified: gnunet-gtk/src/gnunet-gtk.c
===================================================================
--- gnunet-gtk/src/gnunet-gtk.c 2011-08-15 10:46:47 UTC (rev 16518)
+++ gnunet-gtk/src/gnunet-gtk.c 2011-08-15 10:49:01 UTC (rev 16519)
@@ -291,9 +291,10 @@
     for (i = 0; !need_realloc && i < max_nfds; i += 1)
     {
       int isset[3];
-      isset[0] = FD_ISSET (i, &rfds->sds);
-      isset[1] = FD_ISSET (i, &wfds->sds);
-      isset[2] = FD_ISSET (i, &efds->sds);
+     
+      isset[0] = (rfds == NULL) ? 0 : FD_ISSET (i, &rfds->sds);
+      isset[1] = (wfds == NULL) ? 0 : FD_ISSET (i, &wfds->sds);
+      isset[2] = (efds == NULL) ? 0 : FD_ISSET (i, &efds->sds);
       if (!isset[0] && !isset[1] && !isset[2])
         continue;
       if (fd_counter >= allocated_nfds)