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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.c26
1 files changed, 0 insertions, 26 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 76c718ac8c78..257efacf3551 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -915,7 +915,6 @@ static int ftdi_elan_respond_engine(struct usb_ftdi *ftdi)
int bytes_read = 0;
int retry_on_empty = 1;
int retry_on_timeout = 3;
- int empty_packets = 0;
read:{
int packet_bytes = 0;
int retval = usb_bulk_msg(ftdi->udev,
@@ -960,31 +959,6 @@ read:{
dev_err(&ftdi->udev->dev, "error = %d with packet_bytes = %d with total %d bytes%s\n",
retval, packet_bytes, bytes_read, diag);
return retval;
- } else if (packet_bytes == 2) {
- unsigned char s0 = ftdi->bulk_in_buffer[0];
- unsigned char s1 = ftdi->bulk_in_buffer[1];
- empty_packets += 1;
- if (s0 == 0x31 && s1 == 0x60) {
- if (retry_on_empty-- > 0) {
- goto more;
- } else
- return 0;
- } else if (s0 == 0x31 && s1 == 0x00) {
- if (retry_on_empty-- > 0) {
- goto more;
- } else
- return 0;
- } else {
- if (retry_on_empty-- > 0) {
- goto more;
- } else
- return 0;
- }
- } else if (packet_bytes == 1) {
- if (retry_on_empty-- > 0) {
- goto more;
- } else
- return 0;
} else {
if (retry_on_empty-- > 0) {
goto more;