diff options
Diffstat (limited to 'src/non_critical/kern_panic')
| -rw-r--r-- | src/non_critical/kern_panic/mod.rs | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/non_critical/kern_panic/mod.rs b/src/non_critical/kern_panic/mod.rs index 4dccc34..d6accd9 100644 --- a/src/non_critical/kern_panic/mod.rs +++ b/src/non_critical/kern_panic/mod.rs @@ -13,22 +13,23 @@ pub unsafe fn sysrq_panic() { } pub fn kmod_panic() -> Result<(), String> { - let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap_or_else(|_| "target/debug".into())); + let out_dir = PathBuf::from(env::var("OUT_DIR") + .map_err(|_| "OUT_DIR environment variable not set".to_string())?); let ko_file = out_dir.join("linux_kmod.ko"); - + if !ko_file.exists() { return Err(format!("Kernel module not found at: {}", ko_file.display())); } - + let status = Command::new("insmod") .arg(&ko_file) .status() .map_err(|e| format!("Failed to execute insmod: {}", e))?; - + if !status.success() { return Err(format!("Failed to load kernel module: exit code {:?}", status.code())); } - + Ok(()) } |
