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Squash ENODEV in Device::Drop by hpccc53 · Pull Request #172 · emberian/evdev · GitHub

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Squash ENODEV in Device::Drop #172

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Squash ENODEV in Device::Drop #172

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12 changes: 11 additions & 1 deletion src/sync_stream.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ use crate::{
InputId, KeyCode,
};

use libc::ENODEV;
use nix::fcntl;
use std::fs::File;
use std::os::fd::{AsFd, AsRawFd, BorrowedFd, OwnedFd, RawFd};
Expand Down Expand Up @@ -418,7 +419,16 @@ impl Device {
impl Drop for Device {
fn drop(&mut self) {
if let Err(error) = self.ungrab() {
eprintln!("Failed to ungrab device: {error}");
// Ignore when the device has already been closed
// by some external event like device disconnect.
let enodev = error
.raw_os_error()
.map(|errno| errno == ENODEV)
.unwrap_or_default();

if !enodev {
eprintln!("Failed to ungrab device: {error}");
}
}
}
}
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