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authorRoel Kluin <12o3l@tiscali.nl>2008-04-23 23:59:36 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-28 21:24:45 +0100
commit681587c58639444215a7c88f7471819997d2f226 (patch)
treedc56d626f84e58df57526c26957b72dd1da12498 /drivers/serial
parent62783679540fbdfd74e10fbe9478d978141ba45f (diff)
[ARM] serial: s3c2410: platform_get_irq() may return signed unnoticed
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>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/s3c2410.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index 4ffa2585429a..da5a02cb4f63 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -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");