From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Tue, 15 May 2018 11:07:01 +0200
Subject: PCI: Fix devm_pci_alloc_host_bridge() memory leak
Git-commit: 3bbce531788719749520f28052cabdef16af6b16
Patch-mainline: v4.18-rc1
References: fate#326572
Fix a memory leak by freeing the PCI resource list in
devm_pci_release_host_bridge_dev().
Fixes: 5c3f18cce083 ("PCI: Add devm_pci_alloc_host_bridge() interface")
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
---
drivers/pci/probe.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index ac91b6fd0bcd..eccf204c9160 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -526,12 +526,14 @@ static void devm_pci_release_host_bridge_dev(struct device *dev)
if (bridge->release_fn)
bridge->release_fn(bridge);
+
+ pci_free_resource_list(&bridge->windows);
}
static void pci_release_host_bridge_dev(struct device *dev)
{
devm_pci_release_host_bridge_dev(dev);
- pci_free_host_bridge(to_pci_host_bridge(dev));
+ kfree(to_pci_host_bridge(dev));
}
struct pci_host_bridge *pci_alloc_host_bridge(size_t priv)
--
2.11.0