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Commit 8c9ad508 authored by Sergey Vlasov's avatar Sergey Vlasov Committed by Greg Kroah-Hartman
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[PATCH] PCIE: make bus_id for PCI Express devices unique 



The bus_id string must be unique for all devices of that bus in the
system, not just for devices with the same parent - otherwise multiple
symlinks with identical names appear in /sys/bus/pci_express/devices.

Signed-off-by: default avatarSergey Vlasov <vsu@altlinux.ru>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent fb37fb96

drivers/pci/pcie/portdrv_core.c

+2 −2
Original line number Diff line number Diff line
@@ -238,8 +238,8 @@ static void pcie_device_init(struct pci_dev *parent, struct pcie_device *dev, 
	device->driver = NULL;

	device->driver_data = NULL;

	device->release = release_pcie_device;	/* callback to free pcie dev */

	sprintf(&device->bus_id[0], "pcie%02x",

		get_descriptor_id(port_type, service_type));

	snprintf(device->bus_id, sizeof(device->bus_id), "%s:pcie%02x",

		 pci_name(parent), get_descriptor_id(port_type, service_type));

	device->parent = &parent->dev;

}