diff options
| author | YueHaibing <yuehaibing@huawei.com> | 2019-01-23 22:16:56 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-25 10:02:49 +0100 |
| commit | 04389af74d9129703c22609315ee7648d831dca0 (patch) | |
| tree | d7d89f27234c15984070a32ab576906034925c7b /drivers/usb/misc | |
| parent | e36f8b7b7d2a93622c2e17a738e0fda59f64a71c (diff) | |
| download | blackbird-op-linux-04389af74d9129703c22609315ee7648d831dca0.tar.gz blackbird-op-linux-04389af74d9129703c22609315ee7648d831dca0.zip | |
usb: ftdi-elan: remove a unnecessary variable 'empty_packets'
The variable 'empty_packets' does not used in any other places
except for self increment, so it can be removed.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/misc')
| -rw-r--r-- | drivers/usb/misc/ftdi-elan.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index 76c718ac8c78..b2b05c99e668 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, @@ -963,7 +962,6 @@ read:{ } 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; |
