serial: imx: initialize the local variable
The slave_config is not initialized, so some of its fields may
be set with random data which may causes the failure in the following
dmaengine_prep_slave_sg().
This patch fixes this issue.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
index 2c13155..a0ebbc9 100644
--- a/drivers/tty/serial/imx.c
+++ b/drivers/tty/serial/imx.c
@@ -979,7 +979,7 @@
static int imx_uart_dma_init(struct imx_port *sport)
{
- struct dma_slave_config slave_config;
+ struct dma_slave_config slave_config = {};
struct device *dev = sport->port.dev;
int ret;