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authorJason Gunthorpe <jgg@mellanox.com>2018-08-16 22:08:18 +0300
committerJason Gunthorpe <jgg@mellanox.com>2018-08-16 22:12:00 +0300
commit89982f7ccee2fcd8fea7936b81eec6defbf0f131 (patch)
treefc553c8d008d24595ad7de0ea0f3b56f656da27c /drivers/vfio/pci/vfio_pci.c
parenta1ceeca679dccc492235f0f629d9e9f7b3d51ca8 (diff)
parent94710cac0ef4ee177a63b5227664b38c95bbf703 (diff)
downloadlinux-89982f7ccee2fcd8fea7936b81eec6defbf0f131.tar.xz
Merge tag 'v4.18' into rdma.git for-next
Resolve merge conflicts from the -rc cycle against the rdma.git tree: Conflicts: drivers/infiniband/core/uverbs_cmd.c - New ifs added to ib_uverbs_ex_create_flow in -rc and for-next - Merge removal of file->ucontext in for-next with new code in -rc drivers/infiniband/core/uverbs_main.c - for-next removed code from ib_uverbs_write() that was modified in for-rc Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/vfio/pci/vfio_pci.c')
-rw-r--r--drivers/vfio/pci/vfio_pci.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index b423a309a6e0..125b58eff936 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -28,6 +28,7 @@
#include <linux/uaccess.h>
#include <linux/vfio.h>
#include <linux/vgaarb.h>
+#include <linux/nospec.h>
#include "vfio_pci_private.h"
@@ -727,6 +728,9 @@ static long vfio_pci_ioctl(void *device_data,
if (info.index >=
VFIO_PCI_NUM_REGIONS + vdev->num_regions)
return -EINVAL;
+ info.index = array_index_nospec(info.index,
+ VFIO_PCI_NUM_REGIONS +
+ vdev->num_regions);
i = info.index - VFIO_PCI_NUM_REGIONS;