---

yaml --- r: 2727 b: refs/heads/master c: eb071cb h: refs/heads/master i: 2725: 053ee88 2723: 94d2d98 2719: 5b53a37 v: v3
git-mirror · Jun 22, 2005 · bceda8d · bceda8d
1 parent 7dda18f
commit bceda8d
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 5 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5d740fe9fefda41292b5cabe70f4f8eff9f8aad0
+refs/heads/master: eb071cbbc38efa4b1d707f540de2ec6283ab0894
diff --git a/trunk/drivers/i2c/chips/pcf8574.c b/trunk/drivers/i2c/chips/pcf8574.c
@@ -57,7 +57,7 @@ SENSORS_INSMOD_2(pcf8574, pcf8574a);
 struct pcf8574_data {
 	struct i2c_client client;
 
-	u8 read, write;			/* Register values */
+	u8 write;			/* Remember last written value */
 };
 
 static int pcf8574_attach_adapter(struct i2c_adapter *adapter);
@@ -79,9 +79,7 @@ static struct i2c_driver pcf8574_driver = {
 static ssize_t show_read(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct i2c_client *client = to_i2c_client(dev);
-	struct pcf8574_data *data = i2c_get_clientdata(client);
-	data->read = i2c_smbus_read_byte(client); 
-	return sprintf(buf, "%u\n", data->read);
+	return sprintf(buf, "%u\n", i2c_smbus_read_byte(client));
 }
 
 static DEVICE_ATTR(read, S_IRUGO, show_read, NULL);