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-rw-r--r--drivers/tty/serial/8250/8250_loongson.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/8250/8250_loongson.c b/drivers/tty/serial/8250/8250_loongson.c
index 53153a116c01..47df3c4c9d21 100644
--- a/drivers/tty/serial/8250/8250_loongson.c
+++ b/drivers/tty/serial/8250/8250_loongson.c
@@ -128,8 +128,8 @@ static int loongson_uart_probe(struct platform_device *pdev)
port->private_data = priv;
port->membase = devm_platform_get_and_ioremap_resource(pdev, 0, &priv->res);
- if (!port->membase)
- return -ENOMEM;
+ if (IS_ERR(port->membase))
+ return PTR_ERR(port->membase);
port->mapbase = priv->res->start;
port->mapsize = resource_size(priv->res);