From: Guenter Roeck Date: Thu, 6 Jun 2024 18:05:07 +0000 (-0700) Subject: hwmon: (cros_ec) Fix access to restricted __le16 X-Git-Tag: v6.11-rc1~215^2~13 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=c8a4bdca928debacf49524d1b09dbf27e88e1f18;p=thirdparty%2Fkernel%2Flinux.git hwmon: (cros_ec) Fix access to restricted __le16 0-day complains: drivers-hwmon-cros_ec_hwmon.c:sparse:sparse:cast-to-restricted-__le16 Fix by using a __le16 typed variable as parameter to le16_to_cpu(). Fixes: bc3e45258096 ("hwmon: add ChromeOS EC driver") Cc: Thomas Weißschuh Cc: Tzung-Bi Shih Signed-off-by: Guenter Roeck Acked-by: Thomas Weißschuh Link: https://lore.kernel.org/r/20240606180507.3332237-1-linux@roeck-us.net Signed-off-by: Tzung-Bi Shih --- diff --git a/drivers/hwmon/cros_ec_hwmon.c b/drivers/hwmon/cros_ec_hwmon.c index b3ba7247e06b2..5514cf780b8be 100644 --- a/drivers/hwmon/cros_ec_hwmon.c +++ b/drivers/hwmon/cros_ec_hwmon.c @@ -26,12 +26,13 @@ struct cros_ec_hwmon_priv { static int cros_ec_hwmon_read_fan_speed(struct cros_ec_device *cros_ec, u8 index, u16 *speed) { int ret; + __le16 __speed; - ret = cros_ec_cmd_readmem(cros_ec, EC_MEMMAP_FAN + index * 2, 2, speed); + ret = cros_ec_cmd_readmem(cros_ec, EC_MEMMAP_FAN + index * 2, 2, &__speed); if (ret < 0) return ret; - *speed = le16_to_cpu(*speed); + *speed = le16_to_cpu(__speed); return 0; }