# HG changeset patch
# User Myhailo Danylenko <isbear@ukrpost.net>
# Date 1350230810 -7200
# Node ID dac609275117e34b57f90b51afe0dec3871dcd44
# Parent  c7d40b9b2bb94365f98adc62e96a7bf20aed23b1
Fix endless loop on exhaustion of completion category pool

diff -r c7d40b9b2bb9 -r dac609275117 mcabber/mcabber/compl.c
--- a/mcabber/mcabber/compl.c	Sun Oct 14 17:56:34 2012 +0200
+++ b/mcabber/mcabber/compl.c	Sun Oct 14 18:06:50 2012 +0200
@@ -97,10 +97,11 @@
 // as it is likely to change in future.
 guint compl_new_category(void)
 {
+  const guint maxcat = 8 * sizeof (registered_cats);
   guint i = 0;
-  while ((registered_cats >> i) & 1)
+  while ((registered_cats >> i) & 1 && i < maxcat)
     i++;
-  if (i >= 8 * sizeof (registered_cats))
+  if (i >= maxcat)
     return 0;
   else {
     guint64 id = 1 << i;