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path: root/drivers/media/usb/cx231xx/cx231xx-i2c.c
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Diffstat (limited to 'drivers/media/usb/cx231xx/cx231xx-i2c.c')
-rw-r--r--drivers/media/usb/cx231xx/cx231xx-i2c.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/media/usb/cx231xx/cx231xx-i2c.c b/drivers/media/usb/cx231xx/cx231xx-i2c.c
index 8d95b1154e12..23648dab7be8 100644
--- a/drivers/media/usb/cx231xx/cx231xx-i2c.c
+++ b/drivers/media/usb/cx231xx/cx231xx-i2c.c
@@ -459,7 +459,7 @@ static const struct i2c_algorithm cx231xx_algo = {
.functionality = functionality,
};
-static struct i2c_adapter cx231xx_adap_template = {
+static const struct i2c_adapter cx231xx_adap_template = {
.owner = THIS_MODULE,
.name = "cx231xx",
.algo = &cx231xx_algo,
@@ -538,7 +538,7 @@ int cx231xx_i2c_register(struct cx231xx_i2c *bus)
bus->i2c_adap.algo_data = bus;
i2c_set_adapdata(&bus->i2c_adap, &dev->v4l2_dev);
- i2c_add_adapter(&bus->i2c_adap);
+ bus->i2c_rc = i2c_add_adapter(&bus->i2c_adap);
if (0 != bus->i2c_rc)
dev_warn(dev->dev,
@@ -551,10 +551,10 @@ int cx231xx_i2c_register(struct cx231xx_i2c *bus)
* cx231xx_i2c_unregister()
* unregister i2c_bus
*/
-int cx231xx_i2c_unregister(struct cx231xx_i2c *bus)
+void cx231xx_i2c_unregister(struct cx231xx_i2c *bus)
{
- i2c_del_adapter(&bus->i2c_adap);
- return 0;
+ if (!bus->i2c_rc)
+ i2c_del_adapter(&bus->i2c_adap);
}
/*