fix possible crash on user deletion

[srvx.git] / src / heap.c

diff --git a/src/heap.c b/src/heap.c
index ad97dacc02448b16e949dc23917980d8df2f15c1..f78f05f54be043a1d6bc199adef9907d854405d6 100644 (file)
--- a/src/heap.c
+++ b/src/heap.c
@@ -213,5 +213,5 @@ heap_size(heap_t heap)
 int
 ulong_comparator(const void *a, const void *b)
 {
-    return (unsigned long)a-(unsigned long)b;
+    return (a < b) ? -1 : (a > b) ? 1 : 0;
 }