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Input: synaptics - replace NOOP with suitable commentary 

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

 drivers/input/mouse/synaptics.c: In function ‘synaptics_process_packet’:
 drivers/input/mouse/synaptics.c:1110:6: warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body]

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20210114152323.2382283-2-lee.jones@linaro.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Lee Jones 2021-01-19 18:43:11 -08:00 committed by Dmitry Torokhov
parent 2f6aa61d87
commit a1ba9c2986
1 changed files with 5 additions and 2 deletions
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7
drivers/input/mouse/synaptics.c
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@ -1106,8 +1106,11 @@ static void synaptics_process_packet(struct psmouse *psmouse)
num_fingers = hw.w + 2;
break;
case 2:
if (SYN_MODEL_PEN(info->model_id))
; /* Nothing, treat a pen as a single finger */
/*
* SYN_MODEL_PEN(info->model_id): even if
* the device supports pen, we treat it as
* a single finger.
*/
break;
case 4 ... 15:
if (SYN_CAP_PALMDETECT(info->capabilities))