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i2c: Keep client->driver and client->dev.driver in sync

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Ensure that client->driver is set to NULL if the probe() returns an
error (this keeps client->driver and client->dev.driver in sync).

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Hans Verkuil 2008-03-12 14:15:00 +01:00 committed by Jean Delvare
parent 5edc68b853
commit 50c3304a5e
1 changed files with 5 additions and 1 deletions
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6
drivers/i2c/i2c-core.c
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@ -90,12 +90,16 @@ static int i2c_device_probe(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
struct i2c_driver *driver = to_i2c_driver(dev->driver);
int status;
if (!driver->probe)
return -ENODEV;
client->driver = driver;
dev_dbg(dev, "probe\n");
return driver->probe(client);
status = driver->probe(client);
if (status)
client->driver = NULL;
return status;
}
static int i2c_device_remove(struct device *dev)