PCI: Convert alloc_pci_dev(void) to pci_alloc_dev(bus)
Use the new pci_alloc_dev(bus) to replace the existing using of
alloc_pci_dev(void).
[bhelgaas: drop pci_bus ref later in pci_release_dev()]
Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: David Airlie <airlied@linux.ie>
Cc: Neela Syam Kolli <megaraidlinux@lsi.com>
Cc: "James E.J. Bottomley" <JBottomley@parallels.com>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index c93071d..2652ca0 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -75,18 +75,20 @@
struct pci_dev *virtfn;
struct resource *res;
struct pci_sriov *iov = dev->sriov;
+ struct pci_bus *bus;
- virtfn = alloc_pci_dev();
+ virtfn = pci_alloc_dev(NULL);
if (!virtfn)
return -ENOMEM;
mutex_lock(&iov->dev->sriov->lock);
- virtfn->bus = virtfn_add_bus(dev->bus, virtfn_bus(dev, id));
- if (!virtfn->bus) {
+ bus = virtfn_add_bus(dev->bus, virtfn_bus(dev, id));
+ if (!bus) {
kfree(virtfn);
mutex_unlock(&iov->dev->sriov->lock);
return -ENOMEM;
}
+ virtfn->bus = pci_bus_get(bus);
virtfn->devfn = virtfn_devfn(dev, id);
virtfn->vendor = dev->vendor;
pci_read_config_word(dev, iov->pos + PCI_SRIOV_VF_DID, &virtfn->device);
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index d47ce14..ed5ce18 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -1132,6 +1132,7 @@
pci_dev = to_pci_dev(dev);
pci_release_capabilities(pci_dev);
pci_release_of_node(pci_dev);
+ pci_bus_put(pci_dev->bus);
kfree(pci_dev);
}
@@ -1270,11 +1271,10 @@
if (!pci_bus_read_dev_vendor_id(bus, devfn, &l, 60*1000))
return NULL;
- dev = alloc_pci_dev();
+ dev = pci_alloc_dev(bus);
if (!dev)
return NULL;
- dev->bus = bus;
dev->devfn = devfn;
dev->vendor = l & 0xffff;
dev->device = (l >> 16) & 0xffff;
@@ -1282,6 +1282,7 @@
pci_set_of_node(dev);
if (pci_setup_device(dev)) {
+ pci_bus_put(dev->bus);
kfree(dev);
return NULL;
}