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Fri, 05 Dec 2025 22:36:48 -0800 (PST) Received: from localhost.localdomain ([103.98.63.195]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29dae99fa59sm66718525ad.58.2025.12.05.22.36.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Dec 2025 22:36:47 -0800 (PST) From: Dharanitharan R To: gregkh@linuxfoundation.org Cc: linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Dharanitharan R Subject: [PATCH v1] staging: vme_user: replace (1 << n) with BIT(n) Date: Sat, 6 Dec 2025 06:36:19 +0000 Message-ID: <20251206063619.30372-1-dharanitharan725@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable In drivers/staging/vme_user/vme.c, the functions vme_register_bridge() and vme_unregister_bridge() use bit shifts like (1 << i) and (1 << bridge->num) to manipulate vme_bus_numbers. Replace these shifts with the BIT(n) macro for readability, consistency, and kernel coding style. Changes: - vme_register_bridge(): (1 << i) =E2=86=92 BIT(i) - vme_unregister_bridge(): (1 << bridge->num) =E2=86=92 BIT(bridge->num) Signed-off-by: Dharanitharan R --- drivers/staging/vme_user/vme.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/vme_user/vme.c b/drivers/staging/vme_user/vme.c index 2095de72596a..f62a94ef35fc 100644 --- a/drivers/staging/vme_user/vme.c +++ b/drivers/staging/vme_user/vme.c @@ -1766,8 +1766,8 @@ int vme_register_bridge(struct vme_bridge *bridge) =20 mutex_lock(&vme_buses_lock); for (i =3D 0; i < sizeof(vme_bus_numbers) * 8; i++) { - if ((vme_bus_numbers & (1 << i)) =3D=3D 0) { - vme_bus_numbers |=3D (1 << i); + if ((vme_bus_numbers & BIT(i)) =3D=3D 0) { + vme_bus_numbers |=3D BIT(i); bridge->num =3D i; INIT_LIST_HEAD(&bridge->devices); list_add_tail(&bridge->bus_list, &vme_bus_list); @@ -1787,7 +1787,7 @@ void vme_unregister_bridge(struct vme_bridge *bridge) struct vme_dev *tmp; =20 mutex_lock(&vme_buses_lock); - vme_bus_numbers &=3D ~(1 << bridge->num); + vme_bus_numbers &=3D ~BIT(bridge->num); list_for_each_entry_safe(vdev, tmp, &bridge->devices, bridge_list) { list_del(&vdev->drv_list); list_del(&vdev->bridge_list); --=20 2.43.0