From bf8aa933371bab6febc1d76d8a84cabb97ecddcb Mon Sep 17 00:00:00 2001
From: vkalintiris <vasilis@netdata.cloud>
Date: Mon, 2 Dec 2024 20:40:19 +0200
Subject: [PATCH] Fix undefined behaviour. (#19116)

---
 src/libnetdata/ebpf/ebpf.c | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

diff --git a/src/libnetdata/ebpf/ebpf.c b/src/libnetdata/ebpf/ebpf.c
index 27042a794a1a64..1296de99ad8616 100644
--- a/src/libnetdata/ebpf/ebpf.c
+++ b/src/libnetdata/ebpf/ebpf.c
@@ -1652,15 +1652,11 @@ int ebpf_disable_tracing_values(char *subsys, char *eventname)
  */
 static uint32_t ebpf_select_pc_prefix()
 {
-    long counter = 1;
-    uint32_t i;
-    for (i = 0; i < 128; i++) {
-        counter <<= 1;
-        if (counter < 0)
-            break;
-    }
-
-    return counter;
+#if SIZE_OF_VOID_P == 4
+    return 32;
+#else
+    return 64;
+#endif
 }
 
 /**