From 712a646ccfedbd2d540d251f3a0d4a31ecb43d99 Mon Sep 17 00:00:00 2001
From: Koppany Pazman <Koppany.Pazman@hightec-rt.com>
Date: Thu, 22 Aug 2024 12:29:07 +0200
Subject: [PATCH] fix for issue #114447
 <https://github.com/rust-lang/rust/issues/114447>

---
 examples/ethernet_hal.rs | 2 +-
 src/ethernet.rs          | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/examples/ethernet_hal.rs b/examples/ethernet_hal.rs
index 3f52cfc..02a6eb8 100644
--- a/examples/ethernet_hal.rs
+++ b/examples/ethernet_hal.rs
@@ -119,7 +119,7 @@ fn main() -> ! {
             dp.ETHERNET_MAC,
             dp.ETHERNET_MTL,
             dp.ETHERNET_DMA,
-            &mut ETHERNET_DESCRIPTOR_RING,
+            &mut *core::ptr::addr_of_mut!(ETHERNET_DESCRIPTOR_RING),
             mac_addr.clone(),
             ccdr.peripheral.ETH1MAC,
             &ccdr.clocks,
diff --git a/src/ethernet.rs b/src/ethernet.rs
index 43a9fe5..e8cd840 100644
--- a/src/ethernet.rs
+++ b/src/ethernet.rs
@@ -187,7 +187,7 @@ impl<'a> EthernetInterface<'a> {
 
         let mut interface = EthernetInterface::new(pins);
         let timeout_timer = match interface.up(
-            unsafe { &mut ETHERNET_STORAGE },
+            unsafe { &mut *core::ptr::addr_of_mut!(ETHERNET_STORAGE) },
             mac_address,
             ip_address,
             eth1mac,
@@ -248,7 +248,7 @@ impl<'a> EthernetInterface<'a> {
                 dp.ETHERNET_MAC,
                 dp.ETHERNET_MTL,
                 dp.ETHERNET_DMA,
-                &mut ETHERNET_DESCRIPTOR_RING,
+                &mut *core::ptr::addr_of_mut!(ETHERNET_DESCRIPTOR_RING),
                 ethernet_address,
                 eth1mac,
                 ccdr_clocks,