'dmaengine_prep_dma_cyclic()' does not return an error pointer, so the test can be simplified to be more consistent.
Signed-off-by: Christophe JAILLET <[email protected]> --- drivers/tty/serial/sirfsoc_uart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/serial/sirfsoc_uart.c b/drivers/tty/serial/sirfsoc_uart.c index b186c9c4f850..666ca3156961 100644 --- a/drivers/tty/serial/sirfsoc_uart.c +++ b/drivers/tty/serial/sirfsoc_uart.c @@ -609,7 +609,7 @@ static void sirfsoc_uart_start_next_rx_dma(struct uart_port *port) sirfport->rx_dma_items.dma_addr, SIRFSOC_RX_DMA_BUF_SIZE, SIRFSOC_RX_DMA_BUF_SIZE / 2, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT); - if (IS_ERR_OR_NULL(sirfport->rx_dma_items.desc)) { + if (!sirfport->rx_dma_items.desc) { dev_err(port->dev, "DMA slave single fail\n"); return; } -- 2.9.3
