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path: root/drivers/usb/misc/ftdi-elan.c
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Diffstat (limited to 'drivers/usb/misc/ftdi-elan.c')
-rw-r--r--drivers/usb/misc/ftdi-elan.c36
1 files changed, 11 insertions, 25 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 0eb26a26115b..9b591b8b9369 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -513,8 +513,6 @@ static void ftdi_elan_respond_work(void *data)
ftdi->disconnected += 1;
} else if (retval == -ENODEV) {
ftdi->disconnected += 1;
- } else if (retval == -ENODEV) {
- ftdi->disconnected += 1;
} else if (retval == -EILSEQ) {
ftdi->disconnected += 1;
} else {
@@ -1186,11 +1184,8 @@ static ssize_t ftdi_elan_write(struct file *file,
int retval = 0;
struct urb *urb;
char *buf;
- char data[30 *3 + 4];
- char *d = data;
- const char __user *s = user_buffer;
- int m = (sizeof(data) - 1) / 3;
- struct usb_ftdi *ftdi = (struct usb_ftdi *)file->private_data;
+ struct usb_ftdi *ftdi = file->private_data;
+
if (ftdi->disconnected > 0) {
return -ENODEV;
}
@@ -1220,27 +1215,18 @@ static ssize_t ftdi_elan_write(struct file *file,
if (retval) {
dev_err(&ftdi->udev->dev, "failed submitting write urb, error %"
"d\n", retval);
- goto error_4;
+ goto error_3;
}
usb_free_urb(urb);
- exit:;
- if (count > m) {
- int I = m - 1;
- while (I-- > 0) {
- d += sprintf(d, " %02X", 0x000000FF & *s++);
- }
- d += sprintf(d, " ..");
- } else {
- int I = count;
- while (I-- > 0) {
- d += sprintf(d, " %02X", 0x000000FF & *s++);
- }
- }
+
+exit:
return count;
- error_4: error_3:usb_buffer_free(ftdi->udev, count, buf,
- urb->transfer_dma);
- error_2:usb_free_urb(urb);
- error_1:return retval;
+error_3:
+ usb_buffer_free(ftdi->udev, count, buf, urb->transfer_dma);
+error_2:
+ usb_free_urb(urb);
+error_1:
+ return retval;
}
static struct file_operations ftdi_elan_fops = {