devm_ioremap_resource does sanity checks on the given resource. No need to
duplicate this in the driver.

Signed-off-by: Wolfram Sang <redacted>
---
 drivers/tty/serial/serial-tegra.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index 9799d04..9570b55 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c

@@ -1295,13 +1295,9 @@ static int tegra_uart_probe(struct platform_device *pdev)
 	tup->cdata = cdata;
 
 	platform_set_drvdata(pdev, tup);
-	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!resource) {
-		dev_err(&pdev->dev, "No IO memory resource\n");
-		return -ENODEV;
-	}
 
 	u->mapbase = resource->start;
+	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);