X-Git-Url: https://rtime.felk.cvut.cz/gitweb/l4.git/blobdiff_plain/35719fdd2ff27177690edb32843d32e092a006e3..5658d2ec9c1081516a8868259fa867926e25ab3f:/kernel/fiasco/src/kern/prio_list.cpp

diff --git a/kernel/fiasco/src/kern/prio_list.cpp b/kernel/fiasco/src/kern/prio_list.cpp
index 8f6e2836d..ea47b443b 100644
--- a/kernel/fiasco/src/kern/prio_list.cpp
+++ b/kernel/fiasco/src/kern/prio_list.cpp
@@ -96,9 +96,10 @@ PUBLIC inline
 Prio_list_elem *
 Prio_list::next(Prio_list_elem *e) const
 {
-  if (P_list::in_list(*++S_list::iter(e)))
-    return *++P_list::iter(e);
-  return *++S_list::iter(e);
+  S_list::Iterator i = ++S_list::iter(e);
+  if (P_list::in_list(*i))
+    return *++P_list::iter(*i);
+  return *i;
 }
 
 /**