From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
Abaci Robot <abaci@linux.alibaba.com>,
Hans de Goede <hdegoede@redhat.com>,
Sasha Levin <sashal@kernel.org>,
corentin.chary@gmail.com, markgross@kernel.org,
platform-driver-x86@vger.kernel.org
Subject: [PATCH AUTOSEL 4.9 2/7] platform/x86: samsung-laptop: Fix an unsigned comparison which can never be negative
Date: Tue, 19 Apr 2022 14:16:20 -0400 [thread overview]
Message-ID: <20220419181625.486476-2-sashal@kernel.org> (raw)
In-Reply-To: <20220419181625.486476-1-sashal@kernel.org>
From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
[ Upstream commit 0284d4d1be753f648f28b77bdfbe6a959212af5c ]
Eliminate the follow smatch warnings:
drivers/platform/x86/samsung-laptop.c:1124 kbd_led_set() warn: unsigned
'value' is never less than zero.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Link: https://lore.kernel.org/r/20220322061830.105579-1-jiapeng.chong@linux.alibaba.com
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/platform/x86/samsung-laptop.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/platform/x86/samsung-laptop.c b/drivers/platform/x86/samsung-laptop.c
index 8c146e2b6727..4664d3e191c8 100644
--- a/drivers/platform/x86/samsung-laptop.c
+++ b/drivers/platform/x86/samsung-laptop.c
@@ -1125,8 +1125,6 @@ static void kbd_led_set(struct led_classdev *led_cdev,
if (value > samsung->kbd_led.max_brightness)
value = samsung->kbd_led.max_brightness;
- else if (value < 0)
- value = 0;
samsung->kbd_led_wk = value;
queue_work(samsung->led_workqueue, &samsung->kbd_led_work);
--
2.35.1
next prev parent reply other threads:[~2022-04-19 18:27 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-19 18:16 [PATCH AUTOSEL 4.9 1/7] ARM: vexpress/spc: Avoid negative array index when !SMP Sasha Levin
2022-04-19 18:16 ` Sasha Levin [this message]
2022-04-19 18:16 ` [PATCH AUTOSEL 4.9 3/7] ALSA: usb-audio: Fix undefined behavior due to shift overflowing the constant Sasha Levin
2022-04-19 18:16 ` [PATCH AUTOSEL 4.9 4/7] vxlan: fix error return code in vxlan_fdb_append Sasha Levin
2022-04-19 18:16 ` [PATCH AUTOSEL 4.9 5/7] cifs: Check the IOCB_DIRECT flag, not O_DIRECT Sasha Levin
2022-04-19 18:16 ` [PATCH AUTOSEL 4.9 6/7] brcmfmac: sdio: Fix undefined behavior due to shift overflowing the constant Sasha Levin
2022-04-19 18:16 ` [PATCH AUTOSEL 4.9 7/7] drm/msm/mdp5: check the return of kzalloc() Sasha Levin
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