[PATCH 4.17 088/336] PCI: Fix devm_pci_alloc_host_bridge() memory leak

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4.17-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Jan Kiszka <jan.kiszka@xxxxxxxxxxx>

[ Upstream commit 3bbce531788719749520f28052cabdef16af6b16 ]

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@xxxxxxxxxxx>
Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/pci/probe.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -526,12 +526,14 @@ static void devm_pci_release_host_bridge
 
 	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)





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