Fix UB pointer comparison in event.c

[tinc] / src / event.c

diff --git a/src/event.c b/src/event.c
index 56d8fa9..05ddb47 100644 (file)
--- a/src/event.c
+++ b/src/event.c
@@ -60,11 +60,14 @@ static int timeout_compare(const timeout_t *a, const timeout_t *b) {
                return 1;
        }
 
-       if(a < b) {
+       uintptr_t ap = (uintptr_t)a;
+       uintptr_t bp = (uintptr_t)b;
+
+       if(ap < bp) {
                return -1;
        }
 
-       if(a > b) {
+       if(ap > bp) {
                return 1;
        }