From b73bfbe77615e76fa6804b936e02adf718225e5b Mon Sep 17 00:00:00 2001
From: Tamir Duberstein <tamird@gmail.com>
Date: Mon, 9 Nov 2020 16:51:00 -0500
Subject: [PATCH] Avoid deprecation warnings

These were added in libc 0.28.0; see
https://github.com/rust-lang/libc/pull/1703.
---
 src/sys/socket/mod.rs | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/sys/socket/mod.rs b/src/sys/socket/mod.rs
index 5e5fb8d370..b2ce987fd6 100644
--- a/src/sys/socket/mod.rs
+++ b/src/sys/socket/mod.rs
@@ -847,12 +847,13 @@ impl<'a> ControlMessage<'a> {
             }
             #[cfg(any(target_os = "android", target_os = "linux"))]
             ControlMessage::AlgSetIv(iv) => {
+                #[allow(deprecated)]
                 let af_alg_iv = libc::af_alg_iv {
                     ivlen: iv.len() as u32,
                     iv: [0u8; 0],
                 };
 
-                let size = mem::size_of::<libc::af_alg_iv>();
+                let size = mem::size_of_val(&af_alg_iv);
 
                 unsafe {
                     ptr::copy_nonoverlapping(
@@ -915,7 +916,7 @@ impl<'a> ControlMessage<'a> {
             }
             #[cfg(any(target_os = "android", target_os = "linux"))]
             ControlMessage::AlgSetIv(iv) => {
-                mem::size_of::<libc::af_alg_iv>() + iv.len()
+                mem::size_of_val(&iv) + iv.len()
             },
             #[cfg(any(target_os = "android", target_os = "linux"))]
             ControlMessage::AlgSetOp(op) => {