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Staging: aten2011: remove paranoia check functions 

They are useless so lets remove them.

Cc: Russell Lang <gsview@ghostgum.com.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg Kroah-Hartman 2009-01-30 15:31:38 -08:00
parent 085c0904af
commit f3415eeb22
1 changed files with 4 additions and 160 deletions
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164
drivers/staging/uc2322/aten2011.c
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@ -229,13 +229,6 @@ static int debug = 0;
/* FIXME make this somehow dynamic and not build time specific */
static int RS485mode = 0;
static struct usb_serial *ATEN2011_get_usb_serial(struct usb_serial_port *port, const
char *function);
static int ATEN2011_serial_paranoia_check(struct usb_serial *serial, const char
*function);
static int ATEN2011_port_paranoia_check(struct usb_serial_port *port, const char
*function);
/* setting and get register values */
static int ATEN2011_set_reg_sync(struct usb_serial_port *port, __u16 reg,
__u16 val);
@ -571,7 +564,6 @@ static void ATEN2011_interrupt_callback(struct urb *urb)
data = urb->transfer_buffer;
//ATEN2011_serial= (struct ATENINTL_serial *)urb->context;
//serial = ATEN2011_get_usb_serial(port,__FUNCTION__);
serial = ATEN2011_serial->serial;
/* ATENINTL get 5 bytes
@ -691,16 +683,7 @@ static void ATEN2011_bulk_in_callback(struct urb *urb)
}
port = (struct usb_serial_port *)ATEN2011_port->port;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return;
}
serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
if (!serial) {
DPRINTK("%s\n", "Bad serial pointer ");
return;
}
serial = port->serial;
DPRINTK("%s\n", "Entering... \n");
@ -763,11 +746,6 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb)
return;
}
if (ATEN2011_port_paranoia_check(ATEN2011_port->port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return;
}
DPRINTK("%s \n", "Entering .........");
tty = tty_port_tty_get(&ATEN2011_port->port->port);
@ -810,18 +788,9 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port,
struct ktermios tmp_termios;
int minor;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return -ENODEV;
}
//ATEN2011_serial->NoOfOpenPorts++;
serial = port->serial;
if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
DPRINTK("%s", "Serial Paranoia failed \n");
return -ENODEV;
}
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL)
@ -1210,11 +1179,6 @@ static int ATEN2011_chars_in_buffer(struct tty_struct *tty)
//DPRINTK("%s \n"," ATEN2011_chars_in_buffer:entering ...........");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return -1;
}
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
@ -1278,15 +1242,8 @@ static void ATEN2011_close(struct tty_struct *tty, struct usb_serial_port *port,
//ThreadState = 1;
/* MATRIX */
//printk("Entering... :ATEN2011_close\n");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return;
}
serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
if (!serial) {
DPRINTK("%s", "Serial Paranoia failed \n");
return;
}
serial = port->serial;
// take the Adpater and port's private data
ATEN2011_serial = ATEN2011_get_serial_private(serial);
ATEN2011_port = ATEN2011_get_port_private(port);
@ -1409,16 +1366,7 @@ static void ATEN2011_break(struct tty_struct *tty, int break_state)
DPRINTK("%s \n", "Entering ...........");
DPRINTK("ATEN2011_break: Start\n");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return;
}
serial = ATEN2011_get_usb_serial(port, __FUNCTION__);
if (!serial) {
DPRINTK("%s", "Serial Paranoia failed \n");
return;
}
serial = port->serial;
ATEN2011_serial = ATEN2011_get_serial_private(serial);
ATEN2011_port = ATEN2011_get_port_private(port);
@ -1460,12 +1408,6 @@ static int ATEN2011_write_room(struct tty_struct *tty)
// DPRINTK("%s \n"," ATEN2011_write_room:entering ...........");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
DPRINTK("%s \n", " ATEN2011_write_room:leaving ...........");
return -1;
}
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
DPRINTK("%s \n", "ATEN2011_break:leaving ...........");
@ -1501,16 +1443,7 @@ static int ATEN2011_write(struct tty_struct *tty, struct usb_serial_port *port,
unsigned char *data1;
DPRINTK("%s \n", "entering ...........");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Port Paranoia failed \n");
return -1;
}
serial = port->serial;
if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
DPRINTK("%s", "Serial Paranoia failed \n");
return -1;
}
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL) {
@ -1608,11 +1541,6 @@ static void ATEN2011_throttle(struct tty_struct *tty)
struct ATENINTL_port *ATEN2011_port;
int status;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return;
}
DPRINTK("- port %d\n", port->number);
ATEN2011_port = ATEN2011_get_port_private(port);
@ -1663,11 +1591,6 @@ static void ATEN2011_unthrottle(struct tty_struct *tty)
int status;
struct ATENINTL_port *ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return;
}
if (ATEN2011_port == NULL)
return;
@ -1794,18 +1717,9 @@ static void ATEN2011_set_termios(struct tty_struct *tty,
struct ATENINTL_port *ATEN2011_port;
DPRINTK("ATEN2011_set_termios: START\n");
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return;
}
serial = port->serial;
if (ATEN2011_serial_paranoia_check(serial, __FUNCTION__)) {
DPRINTK("%s", "Invalid Serial \n");
return;
}
ATEN2011_port = ATEN2011_get_port_private(port);
if (ATEN2011_port == NULL)
@ -1915,10 +1829,6 @@ static int set_modem_info(struct ATENINTL_port *ATEN2011_port, unsigned int cmd,
return -1;
port = (struct usb_serial_port *)ATEN2011_port->port;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return -1;
}
mcr = ATEN2011_port->shadowMCR;
@ -2033,10 +1943,6 @@ static int ATEN2011_ioctl(struct tty_struct *tty, struct file *file,
unsigned int __user *user_arg = (unsigned int __user *)arg;
//printk("%s - port %d, cmd = 0x%x\n", __FUNCTION__, port->number, cmd);
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return -1;
}
ATEN2011_port = ATEN2011_get_port_private(port);
@ -2188,15 +2094,6 @@ static int ATEN2011_send_cmd_write_baud_rate(struct ATENINTL_port
return -1;
port = (struct usb_serial_port *)ATEN2011_port->port;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return -1;
}
if (ATEN2011_serial_paranoia_check(port->serial, __FUNCTION__)) {
DPRINTK("%s", "Invalid Serial \n");
return -1;
}
DPRINTK("%s", "Entering .......... \n");
@ -2316,16 +2213,6 @@ static void ATEN2011_change_port_settings(struct tty_struct *tty,
port = (struct usb_serial_port *)ATEN2011_port->port;
if (ATEN2011_port_paranoia_check(port, __FUNCTION__)) {
DPRINTK("%s", "Invalid port \n");
return;
}
if (ATEN2011_serial_paranoia_check(port->serial, __FUNCTION__)) {
DPRINTK("%s", "Invalid Serial \n");
return;
}
serial = port->serial;
dbg("%s - port %d", __FUNCTION__, ATEN2011_port->port->number);
@ -2815,49 +2702,6 @@ static void ATEN2011_shutdown(struct usb_serial *serial)
}
/* Inline functions to check the sanity of a pointer that is passed to us */
static int ATEN2011_serial_paranoia_check(struct usb_serial *serial,
const char *function)
{
if (!serial) {
dbg("%s - serial == NULL", function);
return -1;
}
if (!serial->type) {
dbg("%s - serial->type == NULL!", function);
return -1;
}
return 0;
}
static int ATEN2011_port_paranoia_check(struct usb_serial_port *port,
const char *function)
{
if (!port) {
dbg("%s - port == NULL", function);
return -1;
}
if (!port->serial) {
dbg("%s - port->serial == NULL", function);
return -1;
}
return 0;
}
static struct usb_serial *ATEN2011_get_usb_serial(struct usb_serial_port *port,
const char *function)
{
/* if no port was specified, or it fails a paranoia check */
if (!port ||
ATEN2011_port_paranoia_check(port, function) ||
ATEN2011_serial_paranoia_check(port->serial, function)) {
/* then say that we don't have a valid usb_serial thing, which will * end up genrating -ENODEV return values */
return NULL;
}
return port->serial;
}
static struct usb_serial_driver aten_serial_driver = {
.driver = {
.owner = THIS_MODULE,