i2c: Clarify which clients are auto-removed

The automatic removal of i2c clients only affects the clients which
were created automatically in the first place. Add a comment saying
that to avoid any confusion.

Signed-off-by: Jean Delvare <khali@linux-fr.org>

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index fbb9030b68a5465bca036e1d441f2ef0fd97e090..456caa80bfd3ba369ee279d0356fcdaa6dcadbdb 100644 (file)
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -581,7 +581,8 @@ static int i2c_do_del_adapter(struct device_driver *d, void *data)
        struct i2c_client *client, *_n;
        int res;
 
-       /* Remove the devices we created ourselves */
+       /* Remove the devices we created ourselves as the result of hardware
+        * probing (using a driver's detect method) */
        list_for_each_entry_safe(client, _n, &driver->clients, detected) {
                if (client->adapter == adapter) {
                        dev_dbg(&adapter->dev, "Removing %s at 0x%x\n",
@@ -749,6 +750,8 @@ static int __detach_adapter(struct device *dev, void *data)
        struct i2c_driver *driver = data;
        struct i2c_client *client, *_n;
 
+       /* Remove the devices we created ourselves as the result of hardware
+        * probing (using a driver's detect method) */
        list_for_each_entry_safe(client, _n, &driver->clients, detected) {
                dev_dbg(&adapter->dev, "Removing %s at 0x%x\n",
                        client->name, client->addr);