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Date: Mon, 9 Oct 2006 18:12:01 +0900 From: akinobu.mita@...il.com (Akinobu Mita) To: linux-kernel@...r.kernel.org, linux-usb-devel@...ts.sourceforge.net Cc: Greg Kroah-Hartman <gregkh@...e.de> Subject: [PATCH] driver core: handle bus_attach_device() failure This patch handles bus_attach_device() failure in device_add(). Cc: Greg Kroah-Hartman <gregkh@...e.de> Signed-off-by: Akinobu Mita <akinobu.mita@...il.com> drivers/base/core.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) Index: 2.6-mm/drivers/base/core.c =================================================================== --- 2.6-mm.orig/drivers/base/core.c 2006-10-03 22:58:40.000000000 +0900 +++ 2.6-mm/drivers/base/core.c 2006-10-09 16:57:52.000000000 +0900 @@ -530,7 +530,9 @@ int device_add(struct device *dev) if ((error = bus_add_device(dev))) goto BusError; kobject_uevent(&dev->kobj, KOBJ_ADD); - bus_attach_device(dev); + if ((error = bus_attach_device(dev))) + goto BusAttachError; + if (parent) klist_add_tail(&dev->knode_parent, &parent->klist_children); @@ -548,6 +550,8 @@ int device_add(struct device *dev) Done: put_device(dev); return error; + BusAttachError: + bus_remove_device(dev); BusError: device_pm_remove(dev); PMError: - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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