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stm32/dma: fix condition check

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xoviat 2023-07-30 14:02:41 -05:00
parent 6f30e92c7a
commit 538cf2bc24
1 changed files with 1 additions and 1 deletions
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embassy-stm32/src/dma/ringbuffer.rs
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@ -236,7 +236,7 @@ impl<'a, W: Word> WritableDmaRingBuffer<'a, W> {
// Confirm that the DMA is not inside data we could have written
let pos = self.pos(dma.get_remaining_transfers());
if (pos > self.end && pos <= start) || dma.get_complete_count() > 1 {
if (pos > self.end && pos <= start) || dma.get_complete_count() > 0 {
Err(OverrunError)
} else {
self.end = (self.end + len) % self.cap();