redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

PCI: Fix reference count leak in pci_dev_present() 

Function pci_get_dev_by_id() takes a reference on the pci_dev returned, so
pci_dev_present() should release the corresponding reference.

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
hifive-unleashed-5.1
Jiang Liu 2013-01-21 13:20:45 -08:00 committed by Bjorn Helgaas
parent 7629d19a4d
commit d5af7d987a
1 changed files with 5 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/pci/search.c
View File

@ -319,13 +319,13 @@ int pci_dev_present(const struct pci_device_id *ids)
WARN_ON(in_interrupt());
while (ids->vendor || ids->subvendor || ids->class_mask) {
found = pci_get_dev_by_id(ids, NULL);
if (found)
goto exit;
if (found) {
pci_dev_put(found);
return 1;
}
ids++;
}
exit:
if (found)
return 1;
return 0;
}
EXPORT_SYMBOL(pci_dev_present);