From 5b1a3ed866c6ad7c97279326c0b45e16b8fbcfd3 Mon Sep 17 00:00:00 2001
From: tirex <tirexgta@gmail.com>
Date: Tue, 21 Jun 2022 20:32:11 +0200
Subject: [PATCH] Fix return value for map removing/deleting

---
 bpf/aya-bpf/src/maps/hash_map.rs | 2 +-
 bpf/aya-bpf/src/maps/lpm_trie.rs | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/bpf/aya-bpf/src/maps/hash_map.rs b/bpf/aya-bpf/src/maps/hash_map.rs
index 13aa1aed..35383e05 100644
--- a/bpf/aya-bpf/src/maps/hash_map.rs
+++ b/bpf/aya-bpf/src/maps/hash_map.rs
@@ -354,5 +354,5 @@ fn insert<K, V>(def: *mut bpf_map_def, key: &K, value: &V, flags: u64) -> Result
 #[inline]
 fn remove<K>(def: *mut bpf_map_def, key: &K) -> Result<(), c_long> {
     let ret = unsafe { bpf_map_delete_elem(def as *mut _, key as *const _ as *const c_void) };
-    (ret >= 0).then(|| ()).ok_or(ret)
+    (ret == 0).then(|| ()).ok_or(ret)
 }
diff --git a/bpf/aya-bpf/src/maps/lpm_trie.rs b/bpf/aya-bpf/src/maps/lpm_trie.rs
index b0eeefb3..bbe6662e 100644
--- a/bpf/aya-bpf/src/maps/lpm_trie.rs
+++ b/bpf/aya-bpf/src/maps/lpm_trie.rs
@@ -86,7 +86,7 @@ impl<K, V> LpmTrie<K, V> {
         let ret = unsafe {
             bpf_map_delete_elem(self.def.get() as *mut _, key as *const _ as *const c_void)
         };
-        (ret >= 0).then(|| ()).ok_or(ret)
+        (ret == 0).then(|| ()).ok_or(ret)
     }
 }