diff options
Diffstat (limited to 'drivers/i2c')
-rw-r--r-- | drivers/i2c/i2c-core-base.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c index 7f30bcceebae..eac90a3cf61a 100644 --- a/drivers/i2c/i2c-core-base.c +++ b/drivers/i2c/i2c-core-base.c @@ -1194,9 +1194,11 @@ static void i2c_adapter_dev_release(struct device *dev) unsigned int i2c_adapter_depth(struct i2c_adapter *adapter) { unsigned int depth = 0; + struct device *parent; - while ((adapter = i2c_parent_is_i2c_adapter(adapter))) - depth++; + for (parent = adapter->dev.parent; parent; parent = parent->parent) + if (parent->type == &i2c_adapter_type) + depth++; WARN_ONCE(depth >= MAX_LOCKDEP_SUBCLASSES, "adapter depth exceeds lockdep subclass limit\n"); |