[PATCH 07/15] input: touchscreen: usbtouchscreen: Remove unused variable 'ret'

Lee Jones
2020-11-12T11:05:18Z

Fixes the following W=1 kernel build warning(s):

drivers/input/touchscreen/usbtouchscreen.c: In function ‘nexio_read_data’:
drivers/input/touchscreen/usbtouchscreen.c:1052:50: warning: variable ‘ret’ set but not used [-Wunused-but-set-variable]

Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: Henrik Rydberg <rydberg@bitmath.org>
Cc: James Hilliard <james.hilliard1@gmail.com>
Cc: Daniel Ritz <daniel.ritz@gmx.ch>
Cc: linux-input@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
drivers/input/touchscreen/usbtouchscreen.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 397cb1d3f481b..c3b7130cd9033 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -1049,7 +1049,7 @@ static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt)
unsigned int data_len = be16_to_cpu(packet->data_len);
unsigned int x_len = be16_to_cpu(packet->x_len);
unsigned int y_len = be16_to_cpu(packet->y_len);
- int x, y, begin_x, begin_y, end_x, end_y, w, h, ret;
+ int x, y, begin_x, begin_y, end_x, end_y, w, h;

/* got touch data? */
if ((pkt[0] & 0xe0) != 0xe0)
@@ -1061,7 +1061,7 @@ static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt)
x_len -= 0x80;

/* send ACK */
- ret = usb_submit_urb(priv->ack, GFP_ATOMIC);
+ usb_submit_urb(priv->ack, GFP_ATOMIC);

if (!usbtouch->type->max_xc) {
usbtouch->type->max_xc = 2 * x_len;
--
2.25.1