linux/drivers/infiniband
Shiraz Saleem 93923d309b RDMA/rxe: Use correct sizing on buffers holding page DMA addresses
The buffer that holds the page DMA addresses is sized off umem->nmap.
This can potentially cause out of bound accesses on the PBL array when
iterating the umem DMA-mapped SGL. This is because if umem pages are
combined, umem->nmap can be much lower than the number of system pages
in umem.

Use ib_umem_num_pages() to size this buffer.

Cc: Moni Shoua <monis@mellanox.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
2019-03-28 14:13:27 -03:00
..
core RDMA/uverbs: Allow the compiler to verify declaration and definition consistency 2019-03-28 10:22:48 -03:00
hw RDMA/mthca: Use correct sizing on buffers holding page DMA addresses 2019-03-28 14:13:27 -03:00
sw RDMA/rxe: Use correct sizing on buffers holding page DMA addresses 2019-03-28 14:13:27 -03:00
ulp IB/iser: remove uninitialized variable len 2019-03-27 10:20:33 -03:00
Kconfig IB/{core,uverbs}: Move ib_umem_xxx functions from ib_core to ib_uverbs 2019-01-10 17:06:44 -07:00
Makefile