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authorJohan Hovold <johan@kernel.org>2020-07-01 18:53:42 +0200
committerJohan Hovold <johan@kernel.org>2020-07-02 10:38:44 +0200
commitb83076a94dfa1d804a15d8639f5dff67b50fc265 (patch)
treed1fb0f2ce7dce27b72f2d551bca67f07582c8f0d /drivers/usb/serial
parentc34a917aeff44fb5b2afeef7f5e946e4de405d5a (diff)
downloadlinux-b83076a94dfa1d804a15d8639f5dff67b50fc265.tar.bz2
USB: serial: quatech2: drop two stub functions
Drop two unused stub functions which only served as documentation. This also avoids a W=1 (-Wunused-but-set-variable) warning. Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers/usb/serial')
-rw-r--r--drivers/usb/serial/quatech2.c18
1 files changed, 1 insertions, 17 deletions
diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c
index f93b81a297d6..872d1bc86ab4 100644
--- a/drivers/usb/serial/quatech2.c
+++ b/drivers/usb/serial/quatech2.c
@@ -480,21 +480,6 @@ static void qt2_process_status(struct usb_serial_port *port, unsigned char *ch)
}
}
-/* not needed, kept to document functionality */
-static void qt2_process_xmit_empty(struct usb_serial_port *port,
- unsigned char *ch)
-{
- int bytes_written;
-
- bytes_written = (int)(*ch) + (int)(*(ch + 1) << 4);
-}
-
-/* not needed, kept to document functionality */
-static void qt2_process_flush(struct usb_serial_port *port, unsigned char *ch)
-{
- return;
-}
-
static void qt2_process_read_urb(struct urb *urb)
{
struct usb_serial *serial;
@@ -540,7 +525,7 @@ static void qt2_process_read_urb(struct urb *urb)
__func__);
break;
}
- qt2_process_xmit_empty(port, ch + 3);
+ /* bytes_written = (ch[1] << 4) + ch[0]; */
i += 4;
escapeflag = true;
break;
@@ -569,7 +554,6 @@ static void qt2_process_read_urb(struct urb *urb)
break;
case QT2_REC_FLUSH:
case QT2_XMIT_FLUSH:
- qt2_process_flush(port, ch + 2);
i += 2;
escapeflag = true;
break;