From b8f0933b25cb78093c2bd9b45ac23b26e1c166ff Mon Sep 17 00:00:00 2001
From: Gurchetan Singh <gurchetansingh@chromium.org>
Date: Fri, 10 Oct 2025 15:56:10 -0700
Subject: [PATCH] virtio: kumquat: slice length fix

Causes issues with some versions of host gfxstream.

Reviewed-by: David Gilhooley <djgilhooley.gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37855>
---
 src/virtio/virtgpu_kumquat/virtgpu_kumquat.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/virtio/virtgpu_kumquat/virtgpu_kumquat.rs b/src/virtio/virtgpu_kumquat/virtgpu_kumquat.rs
index 06bdb79f1f5..0feb2c912e6 100644
--- a/src/virtio/virtgpu_kumquat/virtgpu_kumquat.rs
+++ b/src/virtio/virtgpu_kumquat/virtgpu_kumquat.rs
@@ -154,7 +154,7 @@ impl VirtGpuKumquat {
     pub fn get_caps(&self, capset_id: u32, slice: &mut [u8]) -> MesaResult<()> {
         let caps = self.capsets.get(&capset_id).ok_or(MesaError::Unsupported)?;
         let length = min(slice.len(), caps.len());
-        slice.copy_from_slice(&caps[0..length]);
+        slice[0..length].copy_from_slice(&caps[0..length]);
         Ok(())
     }