landlock: Fix wrong type usage

landlock: Fix wrong type usage

[ Upstream commit 29fbfa46e4287c596bdc77e2c599e3a1bbf8bb67 ]

I think, based on my best understanding, that this type is likely a typo
(even though in the end both are u16)

Signed-off-by: Tingmao Wang <m@maowtm.org>
Fixes: 2fc80c69df82 ("landlock: Log file-related denials")
Reviewed-by: Günther Noack <gnoack@google.com>
Link: https://lore.kernel.org/r/7339ad7b47f998affd84ca629a334a71f913616d.1765040503.git.m@maowtm.org
Signed-off-by: Mickaël Salaün <mic@digikod.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>