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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	stable@vger.kernel.org, Abaci Robot <abaci@linux.alibaba.com>,
	Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
	Hans de Goede <hdegoede@redhat.com>,
	Sasha Levin <sashal@kernel.org>
Subject: [PATCH 4.19 19/53] platform/x86: samsung-laptop: Fix an unsigned comparison which can never be negative
Date: Tue, 26 Apr 2022 10:20:59 +0200	[thread overview]
Message-ID: <20220426081736.214242397@linuxfoundation.org> (raw)
In-Reply-To: <20220426081735.651926456@linuxfoundation.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 7b160ee98115..3e66be504a0d 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




  parent reply	other threads:[~2022-04-26  8:38 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-26  8:20 [PATCH 4.19 00/53] 4.19.240-rc1 review Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 01/53] etherdevice: Adjust ether_addr* prototypes to silence -Wstringop-overead Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 02/53] mm: page_alloc: fix building error on -Werror=array-compare Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 03/53] tracing: Dump stacktrace trigger to the corresponding instance Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 04/53] can: usb_8dev: usb_8dev_start_xmit(): fix double dev_kfree_skb() in error path Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 05/53] dm integrity: fix memory corruption when tag_size is less than digest size Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 06/53] gfs2: assign rgrp glock before compute_bitstructs Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 07/53] ALSA: usb-audio: Clear MIDI port active flag after draining Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 08/53] tcp: fix race condition when creating child sockets from syncookies Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 09/53] tcp: Fix potential use-after-free due to double kfree() Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 10/53] ASoC: atmel: Remove system clock tree configuration for at91sam9g20ek Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 11/53] ASoC: msm8916-wcd-digital: Check failure for devm_snd_soc_register_component Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 12/53] dmaengine: imx-sdma: Fix error checking in sdma_event_remap Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 13/53] rxrpc: Restore removed timer deletion Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 14/53] net/packet: fix packet_sock xmit return value checking Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 15/53] net/sched: cls_u32: fix possible leak in u32_init_knode() Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 16/53] netlink: reset network and mac headers in netlink_dump() Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 17/53] ARM: vexpress/spc: Avoid negative array index when !SMP Greg Kroah-Hartman
2022-04-26  8:20 ` [PATCH 4.19 18/53] reset: tegra-bpmp: Restore Handle errors in BPMP response Greg Kroah-Hartman
2022-04-26  8:20 ` Greg Kroah-Hartman [this message]
2022-04-26  8:21 ` [PATCH 4.19 20/53] ALSA: usb-audio: Fix undefined behavior due to shift overflowing the constant Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 21/53] vxlan: fix error return code in vxlan_fdb_append Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 22/53] cifs: Check the IOCB_DIRECT flag, not O_DIRECT Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 23/53] mt76: Fix undefined behavior due to shift overflowing the constant Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 24/53] brcmfmac: sdio: " Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 25/53] dpaa_eth: Fix missing of_node_put in dpaa_get_ts_info() Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 26/53] drm/msm/mdp5: check the return of kzalloc() Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 27/53] net: macb: Restart tx only if queue pointer is lagging Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 28/53] stat: fix inconsistency between struct stat and struct compat_stat Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 29/53] ata: pata_marvell: Check the bmdma_addr beforing reading Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 30/53] dma: at_xdmac: fix a missing check on list iterator Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 31/53] drm/panel/raspberrypi-touchscreen: Avoid NULL deref if not initialised Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 32/53] drm/panel/raspberrypi-touchscreen: Initialise the bridge in prepare Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 33/53] powerpc/perf: Fix power9 event alternatives Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 34/53] openvswitch: fix OOB access in reserve_sfa_size() Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 35/53] ASoC: soc-dapm: fix two incorrect uses of list iterator Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 36/53] e1000e: Fix possible overflow in LTR decoding Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 37/53] ARC: entry: fix syscall_trace_exit argument Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 38/53] arm_pmu: Validate single/group leader events Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 39/53] ext4: fix symlink file size not match to file content Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 40/53] ext4: limit length to bitmap_maxbytes - blocksize in punch_hole Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 41/53] ext4: fix overhead calculation to account for the reserved gdt blocks Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 42/53] ext4: force overhead calculation if the s_overhead_cluster makes no sense Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 43/53] staging: ion: Prevent incorrect reference counting behavour Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 44/53] block/compat_ioctl: fix range check in BLKGETSIZE Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 45/53] ax25: add refcount in ax25_dev to avoid UAF bugs Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 46/53] ax25: fix reference count leaks of ax25_dev Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 47/53] ax25: fix UAF bugs of net_device caused by rebinding operation Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 48/53] ax25: Fix refcount leaks caused by ax25_cb_del() Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 49/53] ax25: fix UAF bug in ax25_send_control() Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 50/53] ax25: fix NPD bug in ax25_disconnect Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 51/53] ax25: Fix NULL pointer dereferences in ax25 timers Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 52/53] ax25: Fix UAF bugs " Greg Kroah-Hartman
2022-04-26  8:21 ` [PATCH 4.19 53/53] Revert "net: micrel: fix KS8851_MLL Kconfig" Greg Kroah-Hartman
2022-04-26 20:00 ` [PATCH 4.19 00/53] 4.19.240-rc1 review Pavel Machek
2022-04-27 11:39   ` Greg Kroah-Hartman
2022-04-29  7:43     ` [PATCH 4.19 00/53] 4.19.240-rc1 review [net: ethernet: stmmac: fix altr_tse_pcs function when using a] Pavel Machek
2022-04-29  9:22       ` Greg Kroah-Hartman
2022-04-29 15:53         ` Dinh Nguyen
2022-04-30  7:56         ` Pavel Machek
2022-04-26 20:12 ` [PATCH 4.19 00/53] 4.19.240-rc1 review Guenter Roeck
2022-04-26 20:15 ` Shuah Khan
2022-04-27  7:05 ` Samuel Zou
2022-04-27  8:30 ` Naresh Kamboju
2022-04-27 11:07 ` Sudip Mukherjee

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