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path: root/drivers/net/usb/hso.c
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Diffstat (limited to 'drivers/net/usb/hso.c')
-rw-r--r--drivers/net/usb/hso.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index de305ead32e6..184c24baca15 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -1732,7 +1732,6 @@ static int hso_serial_ioctl(struct tty_struct *tty,
/* starts a transmit */
static void hso_kick_transmit(struct hso_serial *serial)
{
- u8 *temp;
unsigned long flags;
int res;
@@ -1748,14 +1747,12 @@ static void hso_kick_transmit(struct hso_serial *serial)
goto out;
/* Switch pointers around to avoid memcpy */
- temp = serial->tx_buffer;
- serial->tx_buffer = serial->tx_data;
- serial->tx_data = temp;
+ swap(serial->tx_buffer, serial->tx_data);
serial->tx_data_count = serial->tx_buffer_count;
serial->tx_buffer_count = 0;
- /* If temp is set, it means we switched buffers */
- if (temp && serial->write_data) {
+ /* If serial->tx_data is set, it means we switched buffers */
+ if (serial->tx_data && serial->write_data) {
res = serial->write_data(serial);
if (res >= 0)
serial->tx_urb_used = 1;