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| author | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-01 16:41:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-01 16:41:27 -0800 |
| commit | 72a73a69f6a79266b8b4b18f796907b73a5c01e3 (patch) | |
| tree | 7684193f3c7f21b0ca14c430b8ead75b2c2025eb /arch/i386/kernel/pci-dma.c | |
| parent | 4549df891a31b9a05b7d183106c09049b79327be (diff) | |
| parent | 2b290da053608692ea206507d993b70c39d2cdea (diff) | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/pci-2.6: (28 commits)
PCI: make arch/i386/pci/common.c:pci_bf_sort static
PCI: ibmphp_pci.c: fix NULL dereference
pciehp: remove unnecessary pci_disable_msi
pciehp: remove unnecessary free_irq
PCI: rpaphp: change device tree examination
PCI: Change memory allocation for acpiphp slots
i2c-i801: SMBus patch for Intel ICH9
PCI: irq: irq and pci_ids patch for Intel ICH9
PCI: pci_{enable,disable}_device() nestable ports
PCI: switch pci_{enable,disable}_device() to be nestable
PCI: arch/i386/kernel/pci-dma.c: ioremap balanced with iounmap
pci/i386: style cleanups
PCI: Block on access to temporarily unavailable pci device
pci: fix __pci_register_driver error handling
pci: clear osc support flags if no _OSC method
acpiphp: fix missing acpiphp_glue_exit()
acpiphp: fix use of list_for_each macro
Altix: Initial ACPI support - ROM shadowing.
Altix: SN ACPI hotplug support.
Altix: Add initial ACPI IO support
...
Diffstat (limited to 'arch/i386/kernel/pci-dma.c')
| -rw-r--r-- | arch/i386/kernel/pci-dma.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/i386/kernel/pci-dma.c b/arch/i386/kernel/pci-dma.c index 25fe6685393..5c8c6ef1fc5 100644 --- a/arch/i386/kernel/pci-dma.c +++ b/arch/i386/kernel/pci-dma.c @@ -75,7 +75,7 @@ EXPORT_SYMBOL(dma_free_coherent); int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, dma_addr_t device_addr, size_t size, int flags) { - void __iomem *mem_base; + void __iomem *mem_base = NULL; int pages = size >> PAGE_SHIFT; int bitmap_size = (pages + 31)/32; @@ -114,6 +114,8 @@ int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr, free1_out: kfree(dev->dma_mem->bitmap); out: + if (mem_base) + iounmap(mem_base); return 0; } EXPORT_SYMBOL(dma_declare_coherent_memory); |