[PATCH 6/7] HID: uclogic: Skip non-input raw events earlier

From: José Expósito
Date: Thu Feb 10 2022 - 14:05:10 EST


From: Nikolai Kondrashov <spbnick@xxxxxxxxx>

Early return when a non-input raw event is received to simplify the
logic present in uclogic_raw_event.

Signed-off-by: Nikolai Kondrashov <spbnick@xxxxxxxxx>
Signed-off-by: José Expósito <jose.exposito89@xxxxxxxxx>
---
drivers/hid/hid-uclogic-core.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c
index 56b76d9b46af..8aac3f7a9cda 100644
--- a/drivers/hid/hid-uclogic-core.c
+++ b/drivers/hid/hid-uclogic-core.c
@@ -368,9 +368,12 @@ static int uclogic_raw_event(struct hid_device *hdev,
struct uclogic_drvdata *drvdata = hid_get_drvdata(hdev);
struct uclogic_params *params = &drvdata->params;

+ /* Do not handle anything but input reports */
+ if (report->type != HID_INPUT_REPORT)
+ return 0;
+
/* Tweak pen reports, if necessary */
if (!params->pen_unused &&
- (report->type == HID_INPUT_REPORT) &&
(report->id == params->pen.id) &&
(size >= 2)) {
/* If it's the "virtual" frame controls report */
@@ -384,8 +387,7 @@ static int uclogic_raw_event(struct hid_device *hdev,
}

/* Tweak frame control reports, if necessary */
- if ((report->type == HID_INPUT_REPORT) &&
- (report->id == params->frame.id))
+ if (report->id == params->frame.id)
return uclogic_raw_event_frame(drvdata, data, size);

return 0;
--
2.25.1