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i2c: immediately mark ourselves as registered

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Mark the i2c bus as registered right after the the bus_register call,
not at the end of init. Otherwise, we can't register our own dummy
driver.

Reported-by: Thierry Reding <[email protected]>
Signed-off-by: Wolfram Sang <[email protected]>
Fixes: 95026658c4 ("i2c: do not use internal data from driver core")
This commit is contained in:
Wolfram Sang 2016-03-14 10:41:52 +01:00
commit b980a26d02
1 changed files with 4 additions and 1 deletions
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5
drivers/i2c/i2c-core.c
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@ -2105,6 +2105,9 @@ static int __init i2c_init(void)
retval = bus_register(&i2c_bus_type);
if (retval)
return retval;
is_registered = true;
#ifdef CONFIG_I2C_COMPAT
i2c_adapter_compat_class = class_compat_register("i2c-adapter");
if (!i2c_adapter_compat_class) {
@ -2119,7 +2122,6 @@ static int __init i2c_init(void)
if (IS_ENABLED(CONFIG_OF_DYNAMIC))
WARN_ON(of_reconfig_notifier_register(&i2c_of_notifier));
is_registered = true;
return 0;
class_err:
@ -2127,6 +2129,7 @@ class_err:
class_compat_unregister(i2c_adapter_compat_class);
bus_err:
#endif
is_registered = false;
bus_unregister(&i2c_bus_type);
return retval;
}