minor changes

src/util.rs

@@ -276,7 +276,10 @@ where
     let mut current_addresses = addresses.as_ptr() as *const IP_ADAPTER_ADDRESSES_LH;
     while !current_addresses.is_null() {
         unsafe {
-            callback(*current_addresses)?;
+            if let Err(e) = callback(*current_addresses) {
+                log::debug!("Callback returned an error '{}', stopping iteration", e);
+                break;
+            }
             current_addresses = (*current_addresses).Next;
         }
     }
@@ -357,7 +360,10 @@ where
     let interfaces = unsafe { std::slice::from_raw_parts(first_adapter, adapter_count as usize) };
 
     for interface in interfaces {
-        callback(*interface)?;
+        if let Err(e) = callback(*interface) {
+            log::debug!("Callback returned an error '{}', stopping iteration", e);
+            break;
+        }
     }
     Ok(())
 }
@@ -569,8 +575,8 @@ where
         let ifaces = from_raw_parts::<MIB_IPINTERFACE_ROW>(&(*if_table).Table[0], (*if_table).NumEntries as usize);
         for item in ifaces {
             if let Err(e) = callback(item) {
-                FreeMibTable(if_table as _);
-                return Err(e);
+                log::debug!("Callback returned an error '{}', stopping iteration", e);
+                break;
             }
         }
         FreeMibTable(if_table as _);