diff options
| author | Tony Prisk <linux@prisktech.co.nz> | 2013-01-17 08:05:40 +1300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-01-17 17:24:15 -0800 |
| commit | 27dd2e04923341cff96aae164117c44da1072c32 (patch) | |
| tree | 879a03ce36fc13e1f9bcff0e8f281d429e73a75e /drivers/tty/serial/vt8500_serial.c | |
| parent | f938f3781fa877146236042341ddbcf06bc49f0a (diff) | |
serial: vt8500: Fix range-checking on vt8500_uart_ports
Fix two instances where the index to vt8500_uart_ports is tested
against > VT8500_MAX_PORTS. Correct usage should be >= VT8500_MAX_PORTS.
Signed-off-by: Tony Prisk <linux@prisktech.co.nz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/vt8500_serial.c')
| -rw-r--r-- | drivers/tty/serial/vt8500_serial.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/vt8500_serial.c b/drivers/tty/serial/vt8500_serial.c index f1a398c672f..e50deb77161 100644 --- a/drivers/tty/serial/vt8500_serial.c +++ b/drivers/tty/serial/vt8500_serial.c @@ -560,7 +560,7 @@ static int vt8500_serial_probe(struct platform_device *pdev) if (np) port = of_alias_get_id(np, "serial"); - if (port > VT8500_MAX_PORTS) + if (port >= VT8500_MAX_PORTS) port = -1; else port = -1; @@ -571,7 +571,7 @@ static int vt8500_serial_probe(struct platform_device *pdev) sizeof(vt8500_ports_in_use)); } - if (port > VT8500_MAX_PORTS) + if (port >= VT8500_MAX_PORTS) return -ENODEV; /* reserve the port id */ |