From: Rosen Penev <rosenp@gmail.com>
To: "Matthew Garrett" <mjg59@srcf.ucam.org>,
"Pali Rohár" <pali@kernel.org>,
"Hans de Goede" <hansg@kernel.org>,
"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
"Darren Hart" <dvhart@linux.intel.com>,
"Gabriele Mazzotta" <gabriele.mzt@gmail.com>
Cc: platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 3/3] platform/x86: dell-laptop: Parse the charge end threshold as an int
Date: Fri, 13 Nov 2026 22:29:27 -0800 [thread overview]
Message-ID: <29edd5de9d2d7f90adfd5f9c889e50ad032d2d9c.1794633179.git.rosenp@gmail.com> (raw)
In-Reply-To: <cover.1794633179.git.rosenp@gmail.com>
charge_control_end_threshold_store() passes a pointer to an int to
kstrtouint(), which only builds because the kernel disables
-Wpointer-sign, and makes the following "end < 0" check dead code.
Use kstrtoint() like charge_control_start_threshold_store(). Values
outside 0 to 100 are rejected either way.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
drivers/platform/x86/dell/dell-laptop.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/platform/x86/dell/dell-laptop.c b/drivers/platform/x86/dell/dell-laptop.c
index 171728d63c81..2ebfef8e5bbe 100644
--- a/drivers/platform/x86/dell/dell-laptop.c
+++ b/drivers/platform/x86/dell/dell-laptop.c
@@ -2385,7 +2385,7 @@ static ssize_t charge_control_end_threshold_store(struct device *dev,
{
int ret, end;
- ret = kstrtouint(buf, 10, &end);
+ ret = kstrtoint(buf, 10, &end);
if (ret)
return ret;
if (end < 0 || end > 100)
--
2.56.0
prev parent reply other threads:[~2026-11-14 6:29 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-14 6:20 [PATCH 0/2] hwmon: (dell-smm) Validate pwm and fan_max values Rosen Penev
2026-11-14 6:20 ` [PATCH 1/2] hwmon: (dell-smm) Clamp the pwm value before scaling it Rosen Penev
2026-11-14 6:20 ` [PATCH 2/2] hwmon: (dell-smm) Reject a fan_max that the BIOS cannot take Rosen Penev
2026-11-14 6:29 ` [PATCH 0/3] platform/x86: dell-laptop: Fix keyboard backlight and charge threshold handling Rosen Penev
2026-11-14 6:29 ` [PATCH 1/3] platform/x86: dell-laptop: Reject keyboard backlight timeouts that overflow Rosen Penev
2026-11-14 6:29 ` [PATCH 2/3] platform/x86: dell-laptop: Don't use an unread keyboard state at init Rosen Penev
2026-11-14 6:29 ` Rosen Penev [this message]
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