The imx serial driver uses PAGE_SIZE when allocating rx_buf, but then
uses RX_BUF_SIZE (which is currently defined as PAGE_SIZE) to describe
the length of the buffer when initialising the scatter gather list.
In order to ensure that this stays consistent, use RX_BUF_SIZE in both
locations.
---
drivers/tty/serial/imx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index fe368a4..bc2f2a2f 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -1165,7 +1165,7 @@ static int imx_uart_dma_init(struct imx_port *sport)
goto err;
}
- sport->rx_buf = kzalloc(PAGE_SIZE, GFP_KERNEL);
+ sport->rx_buf = kzalloc(RX_BUF_SIZE, GFP_KERNEL);
if (!sport->rx_buf) {
ret = -ENOMEM;
goto err;
--
1.8.3.1
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