openwrt/target/linux/bcm53xx/patches-4.1/033-PCI-iproc-Free-resource...

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1.6 KiB
Diff

From ef07991a95de76b07594448c3521361831ec2cfe Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sun, 24 May 2015 22:37:03 +0200
Subject: [PATCH 2/2] PCI: iproc: Free resource list after registration
The resource list is only used in the setup process and was never freed.
pci_add_resource() allocates a memory area to store the list item.
Fix the memory leak.
Tested-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Ray Jui <rjui@broadcom.com>
---
drivers/pci/host/pcie-iproc-bcma.c | 8 ++++----
drivers/pci/host/pcie-iproc-platform.c | 8 ++++----
2 files changed, 8 insertions(+), 8 deletions(-)
--- a/drivers/pci/host/pcie-iproc-bcma.c
+++ b/drivers/pci/host/pcie-iproc-bcma.c
@@ -65,12 +65,12 @@ static int iproc_pcie_bcma_probe(struct
pcie->map_irq = iproc_pcie_bcma_map_irq;
ret = iproc_pcie_setup(pcie, &res);
- if (ret) {
+ if (ret)
dev_err(pcie->dev, "PCIe controller setup failed\n");
- return ret;
- }
- return 0;
+ pci_free_resource_list(&res);
+
+ return ret;
}
static void iproc_pcie_bcma_remove(struct bcma_device *bdev)
--- a/drivers/pci/host/pcie-iproc-platform.c
+++ b/drivers/pci/host/pcie-iproc-platform.c
@@ -72,12 +72,12 @@ static int iproc_pcie_pltfm_probe(struct
pcie->map_irq = of_irq_parse_and_map_pci;
ret = iproc_pcie_setup(pcie, &res);
- if (ret) {
+ if (ret)
dev_err(pcie->dev, "PCIe controller setup failed\n");
- return ret;
- }
- return 0;
+ pci_free_resource_list(&res);
+
+ return ret;
}
static int iproc_pcie_pltfm_remove(struct platform_device *pdev)