[PATCH] cifs: Use kzfree() to free password

[Steve French]

merged into cifs-2.6.git for-next

On Thu, Dec 20, 2018 at 10:07 AM Paulo Alcantara <palcantara at suse.de> wrote:
>
> Dan Carpenter <dan.carpenter at oracle.com> writes:
>
> > We should zero out the password before we free it.
> >
> > Fixes: 3d6cacbb5310 ("cifs: Add DFS cache routines")
> > Signed-off-by: Dan Carpenter <dan.carpenter at oracle.com>
> > ---
> >  fs/cifs/dfs_cache.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/fs/cifs/dfs_cache.c b/fs/cifs/dfs_cache.c
> > index f74567788396..006333146a6d 100644
> > --- a/fs/cifs/dfs_cache.c
> > +++ b/fs/cifs/dfs_cache.c
> > @@ -1130,7 +1130,7 @@ static int dup_vol(struct smb_vol *vol, struct smb_vol *new)
> >  err_free_unc:
> >       kfree(new->UNC);
> >  err_free_password:
> > -     kfree(new->password);
> > +     kzfree(new->password);
> >  err_free_username:
> >       kfree(new->username);
> >       kfree(new);
> > --
> > 2.17.1
>
> Reviewed-by: Paulo Alcantara <palcantara at suse.de>
>
> Thanks!
> Paulo



-- 
Thanks,

Steve