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fix: check if new_ptr == end, not the old pointer

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This commit is contained in:
Liam Murphy 2021-06-30 16:04:34 +10:00
parent 53b95588df
commit 99339e940e
1 changed files with 2 additions and 2 deletions
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4
embassy-nrf/src/rng.rs
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@ -107,10 +107,10 @@ impl<'d> Rng<'d> {
.ptr .ptr
.compare_exchange(ptr, new_ptr, Ordering::Relaxed, Ordering::Relaxed) .compare_exchange(ptr, new_ptr, Ordering::Relaxed, Ordering::Relaxed)
{ {
Ok(ptr) => { Ok(_) => {
let end = STATE.end.load(Ordering::Relaxed); let end = STATE.end.load(Ordering::Relaxed);
// It doesn't matter if `end` was changed under our feet, because then this will just be false. // It doesn't matter if `end` was changed under our feet, because then this will just be false.
if ptr == end { if new_ptr == end {
STATE.waker.wake(); STATE.waker.wake();
} }
} }