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-rw-r--r--rust/kernel/io/poll.rs14
1 files changed, 4 insertions, 10 deletions
diff --git a/rust/kernel/io/poll.rs b/rust/kernel/io/poll.rs
index 613eb25047ef..8f8886543f34 100644
--- a/rust/kernel/io/poll.rs
+++ b/rust/kernel/io/poll.rs
@@ -42,8 +42,8 @@ use crate::{
///
/// const HW_READY: u16 = 0x01;
///
-/// fn wait_for_hardware<const SIZE: usize>(io: &Io<SIZE>) -> Result<()> {
-/// match read_poll_timeout(
+/// fn wait_for_hardware<const SIZE: usize>(io: &Io<SIZE>) -> Result {
+/// read_poll_timeout(
/// // The `op` closure reads the value of a specific status register.
/// || io.try_read16(0x1000),
/// // The `cond` closure takes a reference to the value returned by `op`
@@ -51,14 +51,8 @@ use crate::{
/// |val: &u16| *val == HW_READY,
/// Delta::from_millis(50),
/// Delta::from_secs(3),
-/// ) {
-/// Ok(_) => {
-/// // The hardware is ready. The returned value of the `op` closure
-/// // isn't used.
-/// Ok(())
-/// }
-/// Err(e) => Err(e),
-/// }
+/// )?;
+/// Ok(())
/// }
/// ```
#[track_caller]