juniskane edited a comment on issue #24: Fix wait loop and void cast URL: https://github.com/apache/incubator-nuttx/pull/24#issuecomment-572471623 This is unrelated, but why is priv->tx_result ignored here (different than priv->rx_result handling)? ``` @@ -645,23 +637,7 @@ static void spi_dmarxwait(FAR struct stm32l4_spidev_s *priv) #ifdef CONFIG_STM32L4_SPI_DMA static void spi_dmatxwait(FAR struct stm32l4_spidev_s *priv) { - int ret; - - /* Take the semaphore (perhaps waiting). If the result is zero, then the DMA - * must not really have completed??? - */ - - do - { - ret = nxsem_wait(&priv->txsem); - - /* The only case that an error should occur here is if the wait was - * awakened by a signal. - */ - - DEBUGASSERT(ret == OK || ret == -EINTR); - } - while (ret == -EINTR || priv->txresult == 0); + nxsem_wait_uninterruptible(&priv->txsem); } #endif ```
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