Skip to content
Commit c660133c authored by Jason Gunthorpe's avatar Jason Gunthorpe
Browse files

RDMA/mlx5: Do not allow the user to write to the clock page



The intent of this VMA was to be read-only from user space, but the
VM_MAYWRITE masking was missed, so mprotect could make it writable.

Cc: stable@vger.kernel.org
Fixes: 5c99eaec ("IB/mlx5: Mmap the HCA's clock info to user-space")
Signed-off-by: default avatarJason Gunthorpe <jgg@mellanox.com>
Reviewed-by: default avatarHaggai Eran <haggaie@mellanox.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@mellanox.com>
parent 7249c8ea
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment