io_uring: validate the full range of provided buffers for access

Account for the number of provided buffers when validating the address
range.

Signed-off-by: Bijan Mottahedeh <bijan.mottahedeh@oracle.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Bijan Mottahedeh 2020-06-04 18:01:52 -07:00 • committed by Jens Axboe
commit efe68c1ca8