serial: fsl_lpuart: Remove unneeded check for 'res'

'res' will be automatically checked inside devm_ioremap_resource(), so there is
no need to explicitly perform a NULL check.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Jingchang Lu <jingchang.lu@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fabio Estevam 2014-11-07 00:23:13 -02:00 committed by Greg Kroah-Hartman
parent ad5708f67e
commit 4ae612a326

View File

@ -1786,15 +1786,13 @@ static int lpuart_probe(struct platform_device *pdev)
}
sport->port.line = ret;
sport->lpuart32 = of_device_is_compatible(np, "fsl,ls1021a-lpuart");
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res)
return -ENODEV;
sport->port.mapbase = res->start;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
sport->port.membase = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(sport->port.membase))
return PTR_ERR(sport->port.membase);
sport->port.mapbase = res->start;
sport->port.dev = &pdev->dev;
sport->port.type = PORT_LPUART;
sport->port.iotype = UPIO_MEM;