diff options
| author | Shiraz Saleem <shiraz.saleem@intel.com> | 2021-06-25 11:23:28 -0500 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-06-25 14:08:30 -0300 |
| commit | 46308965ae6fdc7c25deb2e8c048510ae51bbe66 (patch) | |
| tree | 676f1721fc30843bde5abf55967a8504b2b7b872 /mm/zbud.c | |
| parent | 36941dfe0e8c3e2da7851b9648fd74bd3a3e78ce (diff) | |
RDMA/irdma: Check contents of user-space irdma_mem_reg_req object
The contents of user-space req object is used in array indexing in
irdma_handle_q_mem without checking for valid values.
Guard against bad input on each of these req object pages by limiting them
to number of pages that make up the region.
Link: https://lore.kernel.org/r/20210625162329.1654-2-tatyana.e.nikolova@intel.com
Reported-by: coverity-bot <keescook+coverity-bot@chromium.org>
Addresses-Coverity-ID: 1505160 ("TAINTED_SCALAR")
Fixes: b48c24c2d710 ("RDMA/irdma: Implement device supported verb APIs")
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Tatyana Nikolova <tatyana.e.nikolova@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'mm/zbud.c')
0 files changed, 0 insertions, 0 deletions