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| author | Eric Dumazet <edumazet@google.com> | 2019-09-18 08:05:39 -0700 |
|---|---|---|
| committer | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-09-20 19:12:22 -0700 |
| commit | b41d936b5ecfdb3a4abc525ce6402a6c49cffddc (patch) | |
| tree | 240877850aa857e1f58e6a4be373c2ecee883f20 /tools/lib | |
| parent | 432264e9dfd10537e3cb66a11739f76754fc89e6 (diff) | |
| download | linux-b41d936b5ecfdb3a4abc525ce6402a6c49cffddc.tar.bz2 | |
sch_netem: fix a divide by zero in tabledist()
syzbot managed to crash the kernel in tabledist() loading
an empty distribution table.
t = dist->table[rnd % dist->size];
Simply return an error when such load is attempted.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'tools/lib')
0 files changed, 0 insertions, 0 deletions