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| author | Jann Horn <jannh@google.com> | 2017-12-18 20:11:59 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2017-12-21 02:15:41 +0100 |
| commit | 179d1c5602997fef5a940c6ddcf31212cbfebd14 (patch) | |
| tree | 67a91e768530270c4ba22747afde33fc23b40cf1 /include | |
| parent | a5ec6ae161d72f01411169a938fa5f8baea16e8f (diff) | |
| download | linux-179d1c5602997fef5a940c6ddcf31212cbfebd14.tar.bz2 | |
bpf: don't prune branches when a scalar is replaced with a pointer
This could be made safe by passing through a reference to env and checking
for env->allow_ptr_leaks, but it would only work one way and is probably
not worth the hassle - not doing it will not directly lead to program
rejection.
Fixes: f1174f77b50c ("bpf/verifier: rework value tracking")
Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include')
0 files changed, 0 insertions, 0 deletions