[PATCH] serial: sirf: Simplify a test
From: Christophe JAILLET <hidden>
Date: 2016-11-01 07:03:46
Also in:
kernel-janitors, linux-serial, lkml
Subsystem:
the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
'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 <redacted> --- 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