From 9c257a7e8cffe4e21acbfe678b0e3d156832dac1 Mon Sep 17 00:00:00 2001
From: Hui Zhu <teawater@antfin.com>
Date: Fri, 28 Aug 2020 12:13:46 +0800
Subject: [PATCH] aarch64: fdt.rs: create_devices_node: Change sort_by to
 sort_by_key

Change sort_by to sort_by_key in create_devices_node.

Fixes: #1646

Signed-off-by: Hui Zhu <teawater@antfin.com>
---
 arch/src/aarch64/fdt.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/src/aarch64/fdt.rs b/arch/src/aarch64/fdt.rs
index fd01deb06..248dc5194 100644
--- a/arch/src/aarch64/fdt.rs
+++ b/arch/src/aarch64/fdt.rs
@@ -539,7 +539,7 @@ fn create_devices_node<T: DeviceInfoForFDT + Clone + Debug, S: ::std::hash::Buil
     }
 
     // Sort out virtio devices by address from low to high and insert them into fdt table.
-    ordered_virtio_device.sort_by(|a, b| a.addr().cmp(&b.addr()));
+    ordered_virtio_device.sort_by_key(|&a| a.addr());
     // Current address allocation strategy in cloud-hypervisor is: the first created device
     // will be allocated to higher address. Here we reverse the vector to make sure that
     // the older created device will appear in front of the newer created device in FDT.