diff options
Diffstat (limited to 'net/can')
| -rw-r--r-- | net/can/raw.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/can/raw.c b/net/can/raw.c index cb8e6f788af8..897ffc17d850 100644 --- a/net/can/raw.c +++ b/net/can/raw.c @@ -835,7 +835,9 @@ static int raw_getsockopt(struct socket *sock, int level, int optname, if (copy_to_user(optval, &ro->raw_vcid_opts, len)) err = -EFAULT; } - break; + if (!err) + err = put_user(len, optlen); + return err; case CAN_RAW_JOIN_FILTERS: if (len > sizeof(int)) |