From: Jean Delvare <khali@linux-fr.org>
Date: Mon, 17 Oct 2005 21:02:42 +0000 (+0200)
Subject: [PATCH] hwmon: Missing class check in two hwmon drivers
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ddec748f328af6b67e4d0ce0248a8e9f36751827;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

[PATCH] hwmon: Missing class check in two hwmon drivers

The atxp1 and ds1621 drivers should make sure they do not probe
non-hwmon i2c adapters.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c
index deb4d34c9539..441324fc6b8b 100644
--- a/drivers/hwmon/atxp1.c
+++ b/drivers/hwmon/atxp1.c
@@ -253,6 +253,8 @@ static DEVICE_ATTR(gpio2, S_IRUGO | S_IWUSR, atxp1_showgpio2, atxp1_storegpio2);
 
 static int atxp1_attach_adapter(struct i2c_adapter *adapter)
 {
+	if (!(adapter->class & I2C_CLASS_HWMON))
+		return 0;
 	return i2c_probe(adapter, &addr_data, &atxp1_detect);
 };
 
diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c
index b0199e063d0e..e1ff22cf984a 100644
--- a/drivers/hwmon/ds1621.c
+++ b/drivers/hwmon/ds1621.c
@@ -180,6 +180,8 @@ static DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max, set_temp_max);
 
 static int ds1621_attach_adapter(struct i2c_adapter *adapter)
 {
+	if (!(adapter->class & I2C_CLASS_HWMON))
+		return 0;
 	return i2c_probe(adapter, &addr_data, ds1621_detect);
 }