linux-kernel - [lvc-project] [PATCH] Input: synaptics

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Message-Id: <20230314124336.1494716-1-Igor.A.Artemiev@mcst.ru>
Date:   Tue, 14 Mar 2023 15:43:36 +0300
From:   Igor Artemiev <Igor.A.Artemiev@...t.ru>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Igor Artemiev <Igor.A.Artemiev@...t.ru>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
        lvc-project@...uxtesting.org
Subject: [lvc-project] [PATCH] Input: synaptics - remove unreachable code

The synaptics_resolution() function always returnd 0.
And there is no need to check its result.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Fixes: e839ffab0289 ("Input: synaptics - add support for Intertouch devices")
Signed-off-by: Igor Artemiev <Igor.A.Artemiev@...t.ru>
---
 drivers/input/mouse/synaptics.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index fa021af8506e..4f1182bf9667 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -444,9 +444,7 @@ static int synaptics_query_hardware(struct psmouse *psmouse,
 	if (error)
 		return error;
 
-	error = synaptics_resolution(psmouse, info);
-	if (error)
-		return error;
+	synaptics_resolution(psmouse, info);
 
 	return 0;
 }
-- 
2.30.2