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Wed, 03 Sep 2025 23:46:35 -0700 (PDT) Received: from hobbes ([2600:70ff:f833:0:8e07:c9e8:902c:6ffa]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-24cb28c3110sm20635085ad.120.2025.09.03.23.46.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Sep 2025 23:46:34 -0700 (PDT) Date: Wed, 3 Sep 2025 20:46:29 -1000 From: Joey Pabalinas To: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org, Kees Cook , Joey Pabalinas Subject: [PATCH] fork: simplify overcomplicated if conditions Message-ID: <357638f71edc7f1d9814b1851a64e09a8895bffc.1756968204.git.joeypabalinas@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="zoii5ckt5ukh55ig" Content-Disposition: inline --zoii5ckt5ukh55ig Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: [PATCH] fork: simplify overcomplicated if conditions MIME-Version: 1.0 Content-Type: text/plain; protected-headers="v1"; charset="utf-8" Since `((a & (b|c)) =3D=3D (b|c))` is the same thing as `(a & (b|c))`, use the second version which is simpler. Signed-off-by: Joey Pabalinas --- kernel/fork.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/fork.c b/kernel/fork.c index af673856499dcaa35e..cb49f25e30e69edaa5 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -1930,14 +1930,14 @@ __latent_entropy struct task_struct *copy_process( =20 /* * Don't allow sharing the root directory with processes in a different * namespace */ - if ((clone_flags & (CLONE_NEWNS|CLONE_FS)) =3D=3D (CLONE_NEWNS|CLONE_FS)) + if (clone_flags & (CLONE_NEWNS|CLONE_FS)) return ERR_PTR(-EINVAL); =20 - if ((clone_flags & (CLONE_NEWUSER|CLONE_FS)) =3D=3D (CLONE_NEWUSER|CLONE_= FS)) + if (clone_flags & (CLONE_NEWUSER|CLONE_FS)) return ERR_PTR(-EINVAL); =20 /* * Thread groups must share signals as well, and detached threads * can only be started up within the thread group. --=20 Cheers, Joey Pabalinas --zoii5ckt5ukh55ig Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEx6b1SGGPTKxTmPDYqoHu9CTxowIFAmi5NcUACgkQqoHu9CTx owLeNw//RtKFfg6M05Wc2B+EejqcACdFpV7ikpBe/Y0ip72QbXbcqF11LwyZeOCs W7Utk9hFPb6HekYUI3o2xRMbfWjv5+NyiXUE5SBg4U0xQ7klO6oihnBI5SKyX7Wc BxgR6Qe/+Rx4oEaE3XSBl0bNAIsQMxSQaYDHPuGzmPKsV0UVpqN4VGWdhPt2H4Ro ap04G4VjU4Bjx+BQrzNYIwrTS4+end3rp2nYalisYFzWdPdPGxXf8Y5arNM81ZRV 1rWaLz2L5PrqHqIQBjfkxoRsCQGW8xWGZWcf9jcN2E5tC56ouAqojIsV5Q1JtGMi +1zMLSRVRvCR9h1V9BXbUsS2Qu/xZtJfKDOjdyFgThQdAZqFeh956AAW0CxWwyIT tNn3dJNa1ZEK82MpRDLhuLjSgjFwahYnKJgF+iXUFwp90+OUK3JhPOdewFfOWKto O3h2z5PqznRddO4cwSUnsBWfjgLHKpN49X2g7ErKLd6m2xtKGh7H6PaotxomE3Bs NEmBgdev1ID9i1XUGbjq+oAlAaaMMeIhwtbh6cbFotIlxsKtNWbeWLcZsHWzw8in MDVx81zbCojqUjCp5fL+FyESAVnQbmG9eMBCRUchZrOUfRSpSExl7h4u/XryAQ1/ dE5VhaHbYE22ui/lDNVUGkAGHY/Vkvwz/XhMXH0msVo4amsB9k0= =+ZzT -----END PGP SIGNATURE----- --zoii5ckt5ukh55ig--