diff options
| author | Firo Yang <firogm@gmail.com> | 2017-05-26 22:37:38 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-05-27 18:44:17 -0400 |
| commit | fb3ce90b7d7761b6f7f28f0ff5c456ef6b5229a1 (patch) | |
| tree | 68115fc1133d475bdfa9e5cc399c20f7715d3ec5 /drivers/net/dsa | |
| parent | 6c713a3a23154f4f0c2217ea39811ebe443dafaa (diff) | |
hdlcdrv: Fix divide by zero in hdlcdrv_ioctl
syszkaller fuzzer triggered a divide by zero, when set calibration
through ioctl().
To fix it, test 'bitrate' if it is negative or 0, just return -EINVAL.
Reported-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Firo Yang <firogm@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa')
0 files changed, 0 insertions, 0 deletions