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block_util: Address Rust 1.51.0 clippy issue (ptr-arg)

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error: writing `&PathBuf` instead of `&Path` involves a new object where a slice will do.
  --> block_util/src/lib.rs:68:31
   |
68 | fn build_device_id(disk_path: &PathBuf) -> result::Result<String, Error> {
   |                               ^^^^^^^^ help: change this to: `&Path`
   |
   = note: `-D clippy::ptr-arg` implied by `-D warnings`
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

error: writing `&PathBuf` instead of `&Path` involves a new object where a slice will do.
  --> block_util/src/lib.rs:83:39
   |
83 | pub fn build_disk_image_id(disk_path: &PathBuf) -> Vec<u8> {
   |                                       ^^^^^^^^ help: change this to: `&Path`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

error: writing `&PathBuf` instead of `&Path` involves a new object where a slice will do.
  --> block_util/src/lib.rs:68:31
   |
68 | fn build_device_id(disk_path: &PathBuf) -> result::Result<String, Error> {
   |                               ^^^^^^^^ help: change this to: `&Path`
   |
   = note: `-D clippy::ptr-arg` implied by `-D warnings`
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

error: writing `&PathBuf` instead of `&Path` involves a new object where a slice will do.
  --> block_util/src/lib.rs:83:39
   |
83 | pub fn build_disk_image_id(disk_path: &PathBuf) -> Vec<u8> {
   |                                       ^^^^^^^^ help: change this to: `&Path`
   |
   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2021-03-25 17:01:21 +00:00
parent eb18ea61f4
commit 80e48b545d
1 changed files with 3 additions and 3 deletions
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6
block_util/src/lib.rs
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@ -32,7 +32,7 @@ use std::io::{self, IoSlice, IoSliceMut, Read, Seek, SeekFrom, Write};
use std::os::linux::fs::MetadataExt;
#[cfg(feature = "io_uring")]
use std::os::unix::io::AsRawFd;
use std::path::PathBuf;
use std::path::Path;
use std::result;
use std::sync::{Arc, Mutex};
use virtio_bindings::bindings::virtio_blk::*;
@ -65,7 +65,7 @@ pub enum Error {
TooManyDescriptors,
}
fn build_device_id(disk_path: &PathBuf) -> result::Result<String, Error> {
fn build_device_id(disk_path: &Path) -> result::Result<String, Error> {
let blk_metadata = match disk_path.metadata() {
Err(_) => return Err(Error::GetFileMetadata),
Ok(m) => m,
@ -80,7 +80,7 @@ fn build_device_id(disk_path: &PathBuf) -> result::Result<String, Error> {
Ok(device_id)
}
pub fn build_disk_image_id(disk_path: &PathBuf) -> Vec<u8> {
pub fn build_disk_image_id(disk_path: &Path) -> Vec<u8> {
let mut default_disk_image_id = vec![0; VIRTIO_BLK_ID_BYTES as usize];
match build_device_id(disk_path) {
Err(_) => {