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USB: fix endianness in mos7720

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there's code unclean w.r.t. endianness in the mos7720 driver.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Oliver Neukum 2007-03-19 13:58:29 +01:00 committed by Greg Kroah-Hartman
parent 1b55fa2d43
commit 325b70c233
1 changed files with 9 additions and 10 deletions
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19
drivers/usb/serial/mos7720.c
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@ -103,11 +103,9 @@ static void mos7720_interrupt_callback(struct urb *urb)
{
int result;
int length;
__u32 *data;
unsigned int status;
__u8 *data;
__u8 sp1;
__u8 sp2;
__u8 st;
dbg("%s"," : Entering\n");
@ -141,18 +139,19 @@ static void mos7720_interrupt_callback(struct urb *urb)
* Byte 2 IIR Port 2 (port.number is 1)
* Byte 3 --------------
* Byte 4 FIFO status for both */
if (length && length > 4) {
/* the above description is inverted
* oneukum 2007-03-14 */
if (unlikely(length != 4)) {
dbg("Wrong data !!!");
return;
}
status = *data;
sp1 = data[3];
sp2 = data[2];
sp1 = (status & 0xff000000)>>24;
sp2 = (status & 0x00ff0000)>>16;
st = status & 0x000000ff;
if ((sp1 & 0x01) || (sp2 & 0x01)) {
if ((sp1 | sp2) & 0x01) {
/* No Interrupt Pending in both the ports */
dbg("No Interrupt !!!");
} else {