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Remove pointless error codes in unregister_observer

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This commit is contained in:
Ruihan Li
2024-04-20 23:17:20 -07:00
committed by Tate, Hongliang Tian
parent 57f4ed778d
commit ab87f473c4
6 changed files with 13 additions and 21 deletions
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4
kernel/aster-nix/src/fs/pipe.rs
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@ -71,7 +71,7 @@ impl FileLike for PipeReader {
fn unregister_observer(
&self,
observer: &Weak<dyn Observer<IoEvents>>,
) -> Result<Weak<dyn Observer<IoEvents>>> {
) -> Option<Weak<dyn Observer<IoEvents>>> {
self.consumer.unregister_observer(observer)
}
}
@ -137,7 +137,7 @@ impl FileLike for PipeWriter {
fn unregister_observer(
&self,
observer: &Weak<dyn Observer<IoEvents>>,
) -> Result<Weak<dyn Observer<IoEvents>>> {
) -> Option<Weak<dyn Observer<IoEvents>>> {
self.producer.unregister_observer(observer)
}
}