From 37877d52a9d21b501a1b39902c3473a1c973625e Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Wed, 15 May 2024 22:52:44 +0100
Subject: [PATCH 1/2] fix ControlMessageOwned::UdpGroSegments UDP packets
 processing type.

The kernel, since 5.0, process the segmentation offload with a signed
int.

close #2403.
---
 src/sys/socket/mod.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/sys/socket/mod.rs b/src/sys/socket/mod.rs
index 3d1651bd3f..db2bad2da0 100644
--- a/src/sys/socket/mod.rs
+++ b/src/sys/socket/mod.rs
@@ -773,7 +773,7 @@ pub enum ControlMessageOwned {
     #[cfg(target_os = "linux")]
     #[cfg(feature = "net")]
     #[cfg_attr(docsrs, doc(cfg(feature = "net")))]
-    UdpGroSegments(u16),
+    UdpGroSegments(i32),
 
     /// SO_RXQ_OVFL indicates that an unsigned 32 bit value
     /// ancilliary msg (cmsg) should be attached to recieved
@@ -949,7 +949,7 @@ impl ControlMessageOwned {
             #[cfg(target_os = "linux")]
             #[cfg(feature = "net")]
             (libc::SOL_UDP, libc::UDP_GRO) => {
-                let gso_size: u16 = unsafe { ptr::read_unaligned(p as *const _) };
+                let gso_size: i32 = unsafe { ptr::read_unaligned(p as *const _) };
                 ControlMessageOwned::UdpGroSegments(gso_size)
             },
             #[cfg(any(linux_android, target_os = "fuchsia"))]

From 1c61c601a5df8558c3828ad0c4b4cd364cb51b91 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Wed, 15 May 2024 23:35:33 +0100
Subject: [PATCH 2/2] changelog

---
 changelog/2406.fixed.md | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelog/2406.fixed.md

diff --git a/changelog/2406.fixed.md b/changelog/2406.fixed.md
new file mode 100644
index 0000000000..41bc9c7789
--- /dev/null
+++ b/changelog/2406.fixed.md
@@ -0,0 +1 @@
+Fixed ControlMessageOwned::UdpGroSegments wrapped type from u16 to i32 to reflect the used kernel's one.