[RFC v3 07/27] rust: error: impl From<FromBytesWithNulError> for Kernel Error

[alistair23]

From: Alistair Francis <alistair.francis@xxxxxxx>

Implement From<FromBytesWithNulError> for the Kernel Error type

Signed-off-by: Alistair Francis <alistair.francis@xxxxxxx>
---
 rust/kernel/error.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/rust/kernel/error.rs b/rust/kernel/error.rs
index 258b12afdcba..569d9d032ab3 100644
--- a/rust/kernel/error.rs
+++ b/rust/kernel/error.rs
@@ -12,6 +12,7 @@
     str::CStr,
 };
 
+use core::ffi::FromBytesWithNulError;
 use core::num::NonZeroI32;
 use core::num::TryFromIntError;
 use core::str::Utf8Error;
@@ -251,6 +252,12 @@ fn from(e: core::convert::Infallible) -> Error {
     }
 }
 
+impl From<FromBytesWithNulError> for Error {
+    fn from(_: FromBytesWithNulError) -> Error {
+        code::EINVAL
+    }
+}
+
 /// A [`Result`] with an [`Error`] error type.
 ///
 /// To be used as the return type for functions that may fail.
-- 
2.52.0