use bail! insted of anyhow

src/cgroups/v1/hugetlb.rs

@@ -1,6 +1,6 @@
 use std::{fs, path::Path};
 
-use anyhow::anyhow;
+use anyhow::bail;
 use regex::Regex;
 
 use crate::cgroups::{
@@ -34,11 +34,11 @@ impl Hugetlb {
         let re = Regex::new(r"(?P<pagesize>[0-9]+)[KMG]B")?;
         let caps = re.captures(&hugetlb.page_size);
         match caps {
-            None => return Err(anyhow!("page size must be in the format [0-9]+[KMG]B")),
+            None => bail!("page size must be in the format [0-9]+[KMG]B"),
             Some(caps) => {
                 let page_size: u64 = caps["pagesize"].parse()?;
                 if !Self::is_power_of_two(page_size) {
-                    return Err(anyhow!("page size must be in the format of 2^(integer)"));
+                    bail!("page size must be in the format of 2^(integer)");
                 }
             }
         }

src/cgroups/v2/cpu.rs

@@ -1,4 +1,4 @@
-use anyhow::{anyhow, Result};
+use anyhow::{bail, Result};
 use std::path::Path;
 
 use crate::cgroups::common;
@@ -26,7 +26,7 @@ impl Controller for Cpu {
 impl Cpu {
     fn apply(path: &Path, cpu: &LinuxCpu) -> Result<()> {
         if Self::is_realtime_requested(cpu) {
-            return Err(anyhow!("realtime is not supported on cgroup v2 yet"));
+            bail!("realtime is not supported on cgroup v2 yet");
         }
 
         if let Some(mut shares) = cpu.shares {