i2c: Do not give adapters a default parent

We don't need to give adapters a parent if they don't have one. The
driver core will put them in the virtual device directory and all will
be fine.

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

diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 635c488..5ed622e 100644 (file)
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -29,7 +29,6 @@
 #include <linux/i2c.h>
 #include <linux/init.h>
 #include <linux/idr.h>
-#include <linux/platform_device.h>
 #include <linux/mutex.h>
 #include <linux/completion.h>
 #include <linux/hardirq.h>
@@ -451,16 +450,6 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
 
        mutex_lock(&core_lock);
 
-       /* Add the adapter to the driver core.
-        * If the parent pointer is not set up,
-        * we add this adapter to the host bus.
-        */
-       if (adap->dev.parent == NULL) {
-               adap->dev.parent = &platform_bus;
-               pr_debug("I2C adapter driver [%s] forgot to specify "
-                        "physical device\n", adap->name);
-       }
-
        /* Set default timeout to 1 second if not already set */
        if (adap->timeout == 0)
                adap->timeout = HZ;