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| author | Otavio Salvador <otavio@ossystems.com.br> | 2017-06-17 10:40:10 -0300 |
|---|---|---|
| committer | Otavio Salvador <otavio@ossystems.com.br> | 2017-06-17 10:40:10 -0300 |
| commit | 5c7513c4866175f5057fbe1d039e53e00a2dba53 (patch) | |
| tree | 6867123fc8d4a114d3985763157d0494c0d8e3ae /drivers/pci/pci-sysfs.c | |
| parent | 683b9eda58bdc48ad6606f22ca318f1d2200934d (diff) | |
| parent | 4bd4cfc5210ef2f9002e54a16334a56acd295e4b (diff) | |
Merge tag 'v4.1.41' into 4.1-2.0.x-imx
Linux 4.1.41
* tag 'v4.1.41': (473 commits)
Linux 4.1.41
mm/huge_memory.c: respect FOLL_FORCE/FOLL_COW for thp
xc2028: Fix use-after-free bug properly
iio: proximity: as3935: fix as3935_write
ipx: call ipxitf_put() in ioctl error path
sched/fair: Initialize throttle_count for new task-groups lazily
sched/fair: Do not announce throttled next buddy in dequeue_task_fair()
iio: dac: ad7303: fix channel description
mwifiex: pcie: fix cmd_buf use-after-free in remove/reset
rtlwifi: rtl8821ae: setup 8812ae RFE according to device type
ARM: tegra: paz00: Mark panel regulator as enabled on boot
fs/xattr.c: zero out memory copied to userspace in getxattr
vfio/type1: Remove locked page accounting workqueue
crypto: algif_aead - Require setkey before accept(2)
staging: gdm724x: gdm_mux: fix use-after-free on module unload
drm/ttm: fix use-after-free races in vm fault handling
f2fs: sanity check segment count
ipv6: reorder ip6_route_dev_notifier after ipv6_dev_notf
ipv6: initialize route null entry in addrconf_init()
rtnetlink: NUL-terminate IFLA_PHYS_PORT_NAME string
...
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 9cd27b703dd6..1cfaafc670a8 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -970,15 +970,19 @@ void pci_remove_legacy_files(struct pci_bus *b) int pci_mmap_fits(struct pci_dev *pdev, int resno, struct vm_area_struct *vma, enum pci_mmap_api mmap_api) { - unsigned long nr, start, size, pci_start; + unsigned long nr, start, size; + resource_size_t pci_start = 0, pci_end; if (pci_resource_len(pdev, resno) == 0) return 0; nr = vma_pages(vma); start = vma->vm_pgoff; size = ((pci_resource_len(pdev, resno) - 1) >> PAGE_SHIFT) + 1; - pci_start = (mmap_api == PCI_MMAP_PROCFS) ? - pci_resource_start(pdev, resno) >> PAGE_SHIFT : 0; + if (mmap_api == PCI_MMAP_PROCFS) { + pci_resource_to_user(pdev, resno, &pdev->resource[resno], + &pci_start, &pci_end); + pci_start >>= PAGE_SHIFT; + } if (start >= pci_start && start < pci_start + size && start + nr <= pci_start + size) return 1; |