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driver core: Make bus notifiers in right order in really_probe()

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If a driver cannot be bound to a device, the correct bus notifier order
should be:

 - BUS_NOTIFY_BIND_DRIVER: driver is about to be bound
 - BUS_NOTIFY_DRIVER_NOT_BOUND: driver failed to be bound

or no notifier if the failure happens before the actual binding.

The really_probe() notifies a BUS_NOTIFY_DRIVER_NOT_BOUND event without
a BUS_NOTIFY_BIND_DRIVER if .dma_configure() returns failure. This
change makes the notifiers in order.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20211231033901.2168664-3-baolu.lu@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lu Baolu 2021-12-31 11:39:01 +08:00 committed by Greg Kroah-Hartman
parent 885e50253b
commit 00eb74ea2c
1 changed files with 1 additions and 1 deletions
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2
drivers/base/dd.c
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@ -577,7 +577,7 @@ static int really_probe(struct device *dev, struct device_driver *drv)
if (dev->bus->dma_configure) {
ret = dev->bus->dma_configure(dev);
if (ret)
goto sysfs_failed;
goto pinctrl_bind_failed;
}
ret = driver_sysfs_add(dev);