diff options
Diffstat (limited to 'target/linux/mvebu/patches-3.10/0048-PCI-mvebu-Check-valid-base-address-before-port-setup.patch')
| -rw-r--r-- | target/linux/mvebu/patches-3.10/0048-PCI-mvebu-Check-valid-base-address-before-port-setup.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/linux/mvebu/patches-3.10/0048-PCI-mvebu-Check-valid-base-address-before-port-setup.patch b/target/linux/mvebu/patches-3.10/0048-PCI-mvebu-Check-valid-base-address-before-port-setup.patch new file mode 100644 index 0000000000..c9022bbc77 --- /dev/null +++ b/target/linux/mvebu/patches-3.10/0048-PCI-mvebu-Check-valid-base-address-before-port-setup.patch @@ -0,0 +1,29 @@ +From 3dc077a80c71050e198e7884707ece042443fe3c Mon Sep 17 00:00:00 2001 +From: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Date: Tue, 23 Jul 2013 07:36:00 -0300 +Subject: [PATCH 048/203] PCI: mvebu: Check valid base address before port + setup + +This driver does not fail to probe when it cannot obtain +a port base address. Therefore, add a check for NULL base address +before setting up the port, which prevents a kernel panic in such +cases. + +Signed-off-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> +Tested-by: Andrew Lunn <andrew@lunn.ch> +Tested-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> +--- + drivers/pci/host/pci-mvebu.c | 2 ++ + 1 file changed, 2 insertions(+) + +--- a/drivers/pci/host/pci-mvebu.c ++++ b/drivers/pci/host/pci-mvebu.c +@@ -637,6 +637,8 @@ static int __init mvebu_pcie_setup(int n + + for (i = 0; i < pcie->nports; i++) { + struct mvebu_pcie_port *port = &pcie->ports[i]; ++ if (!port->base) ++ continue; + mvebu_pcie_setup_hw(port); + } + |