diff options
| author | Andrey Konovalov <andreyknvl@google.com> | 2017-03-29 16:11:21 +0200 |
|---|---|---|
| committer | Dennis Cagle <dcagle@codeaurora.org> | 2017-07-20 18:24:04 -0700 |
| commit | dfb157d7a154be08cdaa8119e96cac12c491e39f (patch) | |
| tree | af0e37fd5d6236bffa47bda97de917cdc21cecdb /tools/perf/scripts/python | |
| parent | 74efdfc1b94955b82c85c48f51cc32c6b271f790 (diff) | |
net/packet: fix overflow in check for tp_frame_nr
When calculating rb->frames_per_block * req->tp_block_nr the result
can overflow.
Add a check that tp_block_size * tp_block_nr <= UINT_MAX.
Since frames_per_block <= tp_block_size, the expression would
never overflow.
Change-Id: I183d9adb8b90010f408b5e1d0785aa06814f4348
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Git-commit: 8f8d28e4d6d815a391285e121c3a53a0b6cb9e7b
Signed-off-by: Dennis Cagle <dcagle@codeaurora.org>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions