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serial: vt8500: ioremap'd resource is never freed 

Memory mapped via ioremap call is never released. Rather than add an
iounmap call, change allocation function to devm_request_and_ioremap.

Also, change the error on failure for this call to -EADDRNOTAVAIL rather than
-ENOMEM.

Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Tony Prisk 2013-01-17 08:05:41 +13:00 committed by Greg Kroah-Hartman
parent 27dd2e0492
commit 4053036580
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/serial/vt8500_serial.c
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@ -606,9 +606,9 @@ static int vt8500_serial_probe(struct platform_device *pdev)
snprintf(vt8500_port->name, sizeof(vt8500_port->name),
"VT8500 UART%d", pdev->id);
vt8500_port->uart.membase = ioremap(mmres->start, resource_size(mmres));
vt8500_port->uart.membase = devm_request_and_ioremap(&pdev->dev, mmres);
if (!vt8500_port->uart.membase) {
ret = -ENOMEM;
ret = -EADDRNOTAVAIL;
goto err;
}