On Wed, Feb 22, 2017 at 03:45:34PM +0800, Vlad Tsyrklevich wrote: > Hello, I wanted to ping the list and see if this could get a review:
now pushed to linux-dlm.git > > Clear the 'unused' field and the uninitialized padding in 'lksb' to > > avoid leaking memory to userland in copy_result_to_user(). > > > > Signed-off-by: Vlad Tsyrklevich <v...@tsyrklevich.net> > > --- > > fs/dlm/user.c | 2 ++ > > 1 file changed, 2 insertions(+) > > > > diff --git a/fs/dlm/user.c b/fs/dlm/user.c > > index 1ce908c..83ddd47 100644 > > --- a/fs/dlm/user.c > > +++ b/fs/dlm/user.c > > @@ -122,6 +122,8 @@ static void compat_input(struct dlm_write_request *kb, > > static void compat_output(struct dlm_lock_result *res, > > struct dlm_lock_result32 *res32) > > { > > + memset(res32, 0, sizeof(*res32)); > > + > > res32->version[0] = res->version[0]; > > res32->version[1] = res->version[1]; > > res32->version[2] = res->version[2];