linux-kernel - [PATCH] HID: picolcd: remove unused variable

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Message-Id: <1617777562-86341-1-git-send-email-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  7 Apr 2021 14:39:22 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     bonbons@...ux-vserver.org
Cc:     jikos@...nel.org, benjamin.tissoires@...hat.com,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH] HID: picolcd: remove unused variable

Fix the following gcc warning:

drivers/hid/hid-picolcd_core.c:332:6: warning: variable ‘ret’ set but
not used [-Wunused-but-set-variable].

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/hid/hid-picolcd_core.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/hid/hid-picolcd_core.c b/drivers/hid/hid-picolcd_core.c
index 1b5c632..682c2a2 100644
--- a/drivers/hid/hid-picolcd_core.c
+++ b/drivers/hid/hid-picolcd_core.c
@@ -329,7 +329,6 @@ static int picolcd_raw_event(struct hid_device *hdev,
 {
 	struct picolcd_data *data = hid_get_drvdata(hdev);
 	unsigned long flags;
-	int ret = 0;
 
 	if (!data)
 		return 1;
@@ -342,9 +341,9 @@ static int picolcd_raw_event(struct hid_device *hdev,
 
 	if (report->id == REPORT_KEY_STATE) {
 		if (data->input_keys)
-			ret = picolcd_raw_keypad(data, report, raw_data+1, size-1);
+			picolcd_raw_keypad(data, report, raw_data+1, size-1);
 	} else if (report->id == REPORT_IR_DATA) {
-		ret = picolcd_raw_cir(data, report, raw_data+1, size-1);
+			picolcd_raw_cir(data, report, raw_data+1, size-1);
 	} else {
 		spin_lock_irqsave(&data->lock, flags);
 		/*
-- 
1.8.3.1