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[ARM] serial: s3c2410: platform_get_irq() may return signed unnoticed

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port->irq is unsigned, platform_get_irq() may return signed unnoticed

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Acked-by: Alan Cox <alan@redhat.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Roel Kluin 2008-04-23 23:59:36 +02:00 committed by Russell King
parent 6278367954
commit 681587c586
1 changed files with 5 additions and 2 deletions
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7
drivers/serial/s3c2410.c
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@ -1022,6 +1022,7 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
struct uart_port *port = &ourport->port;
struct s3c2410_uartcfg *cfg;
struct resource *res;
int ret;
dbg("s3c24xx_serial_init_port: port=%p, platdev=%p\n", port, platdev);
@ -1064,9 +1065,11 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport,
port->mapbase = res->start;
port->membase = S3C24XX_VA_UART + (res->start - S3C24XX_PA_UART);
port->irq = platform_get_irq(platdev, 0);
if (port->irq < 0)
ret = platform_get_irq(platdev, 0);
if (ret < 0)
port->irq = 0;
else
port->irq = ret;
ourport->clk = clk_get(&platdev->dev, "uart");