[PATCH 16/20] Staging: ipack: unregister devices when uninstall the carrier device.

From: Samuel Iglesias GonsÃlvez
Date: Mon Sep 10 2012 - 04:51:52 EST


Find the IP modules that are plugged to the carrier and unregister them.

Signed-off-by: Samuel Iglesias GonsÃlvez <siglesias@xxxxxxxxxx>
---
drivers/staging/ipack/ipack.c | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/drivers/staging/ipack/ipack.c b/drivers/staging/ipack/ipack.c
index b368a26..bf6a36d 100644
--- a/drivers/staging/ipack/ipack.c
+++ b/drivers/staging/ipack/ipack.c
@@ -228,8 +228,20 @@ struct ipack_bus_device *ipack_bus_register(struct device *parent, int slots,
}
EXPORT_SYMBOL_GPL(ipack_bus_register);

+static int ipack_unregister_bus_member(struct device *dev, void *data)
+{
+ struct ipack_device *idev = to_ipack_dev(dev);
+ struct ipack_bus_device *bus = data;
+
+ if (idev->bus_nr == bus->bus_nr)
+ ipack_device_unregister(idev);
+
+ return 1;
+}
+
int ipack_bus_unregister(struct ipack_bus_device *bus)
{
+ bus_for_each_dev(&ipack_bus_type, NULL, bus, ipack_unregister_bus_member);
ida_simple_remove(&ipack_ida, bus->bus_nr);
kfree(bus);
return 0;
--
1.7.10.4

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