* [PATCH] drivers:hid: use swap() to make code cleaner
@ 2021-11-09 8:26 cgel.zte
2021-12-14 12:29 ` Benjamin Tissoires
0 siblings, 1 reply; 2+ messages in thread
From: cgel.zte @ 2021-11-09 8:26 UTC (permalink / raw)
To: jikos
Cc: benjamin.tissoires, linux-input, linux-kernel, chiminghao, Zeal Robot
From: chiminghao <chi.minghao@zte.com.cn>
Fix the following coccicheck REVIEW:
Use swap() instead of reimplementing it.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: chiminghao <chi.minghao@zte.com.cn>
---
drivers/hid/hid-tmff.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/hid/hid-tmff.c b/drivers/hid/hid-tmff.c
index 90acef304536..4040cd98dafe 100644
--- a/drivers/hid/hid-tmff.c
+++ b/drivers/hid/hid-tmff.c
@@ -78,7 +78,6 @@ static int tmff_play(struct input_dev *dev, void *data,
struct hid_field *ff_field = tmff->ff_field;
int x, y;
int left, right; /* Rumbling */
- int motor_swap;
switch (effect->type) {
case FF_CONSTANT:
@@ -104,11 +103,8 @@ static int tmff_play(struct input_dev *dev, void *data,
ff_field->logical_maximum);
/* 2-in-1 strong motor is left */
- if (hid->product == THRUSTMASTER_DEVICE_ID_2_IN_1_DT) {
- motor_swap = left;
- left = right;
- right = motor_swap;
- }
+ if (hid->product == THRUSTMASTER_DEVICE_ID_2_IN_1_DT)
+ swap(left, right);
dbg_hid("(left,right)=(%08x, %08x)\n", left, right);
ff_field->value[0] = left;
--
2.25.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drivers:hid: use swap() to make code cleaner
2021-11-09 8:26 [PATCH] drivers:hid: use swap() to make code cleaner cgel.zte
@ 2021-12-14 12:29 ` Benjamin Tissoires
0 siblings, 0 replies; 2+ messages in thread
From: Benjamin Tissoires @ 2021-12-14 12:29 UTC (permalink / raw)
To: cgel.zte
Cc: Jiri Kosina, open list:HID CORE LAYER, lkml, chiminghao, Zeal Robot
Hi,
On Tue, Nov 9, 2021 at 9:26 AM <cgel.zte@gmail.com> wrote:
>
> From: chiminghao <chi.minghao@zte.com.cn>
>
> Fix the following coccicheck REVIEW:
> Use swap() instead of reimplementing it.
>
> Reported-by: Zeal Robot <zealci@zte.com.cn>
> Signed-off-by: chiminghao <chi.minghao@zte.com.cn>
> ---
Amended the commit title to match what we do generally in the HID tree
and applied to for-5.17/thrustmaster.
Thanks for the patch!
Cheers,
Benjamin
> drivers/hid/hid-tmff.c | 8 ++------
> 1 file changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/hid/hid-tmff.c b/drivers/hid/hid-tmff.c
> index 90acef304536..4040cd98dafe 100644
> --- a/drivers/hid/hid-tmff.c
> +++ b/drivers/hid/hid-tmff.c
> @@ -78,7 +78,6 @@ static int tmff_play(struct input_dev *dev, void *data,
> struct hid_field *ff_field = tmff->ff_field;
> int x, y;
> int left, right; /* Rumbling */
> - int motor_swap;
>
> switch (effect->type) {
> case FF_CONSTANT:
> @@ -104,11 +103,8 @@ static int tmff_play(struct input_dev *dev, void *data,
> ff_field->logical_maximum);
>
> /* 2-in-1 strong motor is left */
> - if (hid->product == THRUSTMASTER_DEVICE_ID_2_IN_1_DT) {
> - motor_swap = left;
> - left = right;
> - right = motor_swap;
> - }
> + if (hid->product == THRUSTMASTER_DEVICE_ID_2_IN_1_DT)
> + swap(left, right);
>
> dbg_hid("(left,right)=(%08x, %08x)\n", left, right);
> ff_field->value[0] = left;
> --
> 2.25.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2021-12-14 12:29 ` Benjamin Tissoires
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