diff options
| author | Fuqian Huang | 2019-04-18 12:35:57 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2019-04-25 11:58:56 +0200 |
| commit | 29973f8a88b001ebc605c88cdee124f7256ecdbf (patch) | |
| tree | 8606f14cb8e4a3c6f186d8e049f15266be01c59e /kernel/sys.c | |
| parent | 8daa89e099708db1ffc694c812cb3c0737f1e22b (diff) | |
tty: rocket: Remove RCPK_GET_STRUCT ioctl
If the cmd is RCPK_GET_STRUCT, copy_to_user will copy
info to user space. As info->port.ops is the address of
a constant object rocket_port_ops (assigned in init_r_port),
a kernel address leakage happens.
Remove the RCPK_GET_STRUCT ioctl.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/sys.c')
0 files changed, 0 insertions, 0 deletions