tree 1fb815b56707d8a4affc19d5741fb699bbce5aa7
parent 587b80cce95b8aab89e5e35033953c005dc47f01
author Nikita V. Shirokov <tehnerd@tehnerd.com> 1524026542 -0700
committer Daniel Borkmann <daniel@iogearbox.net> 1524087257 +0200

bpf: adding tests for bpf_xdp_adjust_tail

adding selftests for bpf_xdp_adjust_tail helper. in this synthetic test
we are testing that 1) if data_end < data helper will return EINVAL
2) for normal use case packet's length would be reduced.

Signed-off-by: Nikita V. Shirokov <tehnerd@tehnerd.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>