joel16/android_kernel_sony_msm8994_rework
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6:
  PCI: fix offset check for sysfs mmapped files
This commit is contained in:
Linus Torvalds 2010-11-16 10:51:56 -08:00
commit bdbd01ac44
1 changed files with 1 additions and 1 deletions
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2
drivers/pci/pci-sysfs.c
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@ -715,7 +715,7 @@ int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma,
nr = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
start = vma->vm_pgoff;
size = ((pci_resource_len(pdev, resno) - 1) >> PAGE_SHIFT) + 1;
pci_start = (mmap_api == PCI_MMAP_SYSFS) ?
pci_start = (mmap_api == PCI_MMAP_PROCFS) ?
pci_resource_start(pdev, resno) >> PAGE_SHIFT : 0;
if (start >= pci_start && start < pci_start + size &&
start + nr <= pci_start + size)