[PATCH 4/9] rust: device: use `kernel::{fmt,prelude::fmt!}`

[Tamir Duberstein]

Reduce coupling to implementation details of the formatting machinery by
avoiding direct use for `core`'s formatting traits and macros.

Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Reviewed-by: Alice Ryhl <aliceryhl at google.com>
Signed-off-by: Tamir Duberstein <tamird at gmail.com>
---
 rust/kernel/device.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/rust/kernel/device.rs b/rust/kernel/device.rs
index 5c946af3a4d5..9e9ecdb1beec 100644
--- a/rust/kernel/device.rs
+++ b/rust/kernel/device.rs
@@ -5,11 +5,11 @@
 //! C header: [`include/linux/device.h`](srctree/include/linux/device.h)
 
 use crate::{
-    bindings,
+    bindings, fmt,
     str::CStr,
     types::{ARef, Opaque},
 };
-use core::{fmt, marker::PhantomData, ptr};
+use core::{marker::PhantomData, ptr};
 
 #[cfg(CONFIG_PRINTK)]
 use crate::c_str;
@@ -345,7 +345,7 @@ macro_rules! impl_device_context_into_aref {
 macro_rules! dev_printk {
     ($method:ident, $dev:expr, $($f:tt)*) => {
         {
-            ($dev).$method(::core::format_args!($($f)*));
+            ($dev).$method($crate::prelude::fmt!($($f)*));
         }
     }
 }

-- 
2.50.0