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authorWolfram Sang <wsa@the-dreams.de>2014-01-21 17:48:34 +0100
committerWolfram Sang <wsa@the-dreams.de>2014-01-24 19:52:25 +0100
commit72fa818e8a3145ab3e345acbd3eccfa71a120702 (patch)
tree052a8a84656ea64ca4383ec4804f99b7e65f9cc2 /drivers/i2c
parent21d0b7c0faf2f780afa2bef72cc921ace10a7356 (diff)
i2c: rely on driver core when sanitizing devices
Commit 0998d0631001 (device-core: Ensure drvdata = NULL when no driver is bound) modified the driver core to always clear .driver and .drvdata on remove or probe error. No need for the I2C core to do it. Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Reported-by: Mika Westerberg <mika.westerberg@linux.intel.com> Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/i2c-core.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index d74c0b34248e..dd3a4dbb4718 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -256,10 +256,9 @@ static int i2c_device_probe(struct device *dev)
acpi_dev_pm_attach(&client->dev, true);
status = driver->probe(client, i2c_match_id(driver->id_table, client));
- if (status) {
- i2c_set_clientdata(client, NULL);
+ if (status)
acpi_dev_pm_detach(&client->dev, true);
- }
+
return status;
}
@@ -267,7 +266,7 @@ static int i2c_device_remove(struct device *dev)
{
struct i2c_client *client = i2c_verify_client(dev);
struct i2c_driver *driver;
- int status;
+ int status = 0;
if (!client || !dev->driver)
return 0;
@@ -276,12 +275,8 @@ static int i2c_device_remove(struct device *dev)
if (driver->remove) {
dev_dbg(dev, "remove\n");
status = driver->remove(client);
- } else {
- dev->driver = NULL;
- status = 0;
}
- if (status == 0)
- i2c_set_clientdata(client, NULL);
+
acpi_dev_pm_detach(&client->dev, true);
return status;
}