diff options
| author | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
|---|---|---|
| committer | Anders Roxell <anders.roxell@linaro.org> | 2016-08-10 12:11:15 +0200 |
| commit | a44038112d3379f49df8a9db3e1259d9e945faee (patch) | |
| tree | 198f8ef7dcba389b87dbd3cac861d896b5bfd77d /drivers/vfio/pci/vfio_pci.c | |
| parent | 590e935df0c94b2d7a4584bb26906666176a6133 (diff) | |
| parent | 0e790100f1c49f32a390d0cc55801230fd04ba56 (diff) | |
Merge remote-tracking branch 'lsk/linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-rtlsk-v3.18-16.09-rtlinux-linaro-lsk-v3.18-rt-test
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Conflicts:
kernel/futex.c
kernel/printk/printk.c
kernel/softirq.c
mm/slub.c
mm/swap.c
Diffstat (limited to 'drivers/vfio/pci/vfio_pci.c')
| -rw-r--r-- | drivers/vfio/pci/vfio_pci.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c index 2f8a0552d020..bc7bc4e26c89 100644 --- a/drivers/vfio/pci/vfio_pci.c +++ b/drivers/vfio/pci/vfio_pci.c @@ -375,7 +375,8 @@ static long vfio_pci_ioctl(void *device_data, info.num_regions = VFIO_PCI_NUM_REGIONS; info.num_irqs = VFIO_PCI_NUM_IRQS; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? + -EFAULT : 0; } else if (cmd == VFIO_DEVICE_GET_REGION_INFO) { struct pci_dev *pdev = vdev->pdev; @@ -448,7 +449,8 @@ static long vfio_pci_ioctl(void *device_data, return -EINVAL; } - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? + -EFAULT : 0; } else if (cmd == VFIO_DEVICE_GET_IRQ_INFO) { struct vfio_irq_info info; @@ -482,7 +484,8 @@ static long vfio_pci_ioctl(void *device_data, else info.flags |= VFIO_IRQ_INFO_NORESIZE; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? + -EFAULT : 0; } else if (cmd == VFIO_DEVICE_SET_IRQS) { struct vfio_irq_set hdr; |