| From | Pali Rohár <> | Subject | [PATCH 28/42] PCI: aardvark: Free config space for emulated root bridge when unbinding driver to fix memory leak | Date | Thu, 6 May 2021 17:31:39 +0200 |
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Do it after disabling and masking all interrupts, since aardvark interrupt handler accesses config space of emulated root bridge.
Signed-off-by: Pali Rohár <pali@kernel.org> Reviewed-by: Marek Behún <kabel@kernel.org> Fixes: 526a76991b7b ("PCI: aardvark: Implement driver 'remove' function and allow to build it as module") --- drivers/pci/controller/pci-aardvark.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c index 28ddffce1bec..4b531675db81 100644 --- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -1491,6 +1491,9 @@ static int advk_pcie_remove(struct platform_device *pdev) advk_pcie_remove_msi_irq_domain(pcie); advk_pcie_remove_irq_domain(pcie); + /* Free config space for emulated root bridge */ + pci_bridge_emul_cleanup(&pcie->bridge); + return 0; } -- 2.20.1
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