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-rw-r--r--drivers/tty/serial/sh-sci.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index da5ddfc14778..e08b16b070c0 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -1085,10 +1085,12 @@ static ssize_t rx_trigger_store(struct device *dev,
{
struct uart_port *port = dev_get_drvdata(dev);
struct sci_port *sci = to_sci_port(port);
+ int ret;
long r;
- if (kstrtol(buf, 0, &r) == -EINVAL)
- return -EINVAL;
+ ret = kstrtol(buf, 0, &r);
+ if (ret)
+ return ret;
sci->rx_trigger = scif_set_rtrg(port, r);
if (port->type == PORT_SCIFA || port->type == PORT_SCIFB)
@@ -1116,10 +1118,12 @@ static ssize_t rx_fifo_timeout_store(struct device *dev,
{
struct uart_port *port = dev_get_drvdata(dev);
struct sci_port *sci = to_sci_port(port);
+ int ret;
long r;
- if (kstrtol(buf, 0, &r) == -EINVAL)
- return -EINVAL;
+ ret = kstrtol(buf, 0, &r);
+ if (ret)
+ return ret;
sci->rx_fifo_timeout = r;
scif_set_rtrg(port, 1);
if (r > 0)