From nobody Mon Feb 9 18:18:52 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3ED053B52EA; Tue, 20 Jan 2026 20:36:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768941366; cv=none; b=meLXpUi0ZCzlLOTIDlcrI5w5NR8l377iGnWW2OzyIxO2aP6wPYQTemNz4r4u5YQGjMbxKMn0edordRDTK8k4CO7hQF+50XgqUfaHzFJ3BB1wkfjJE6MrNKemWWiUGacFpY4VvK/rTihQHuWBJQjpqX6C0QzvLY5ocQ/z0T3PsfE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768941366; c=relaxed/simple; bh=UbUmzcvsKu9V0KRgT6cWJVKpkyxRu8aIhwGqdX6yOF0=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=XCyZVS4GEl729CL99UREgS/b176EAeEdD6EcL1sW9Wt0Vh/GwQWrLymn6v09d5sB/SazIF6fv5TXZODJ5t5qVuIeGs4vx3E+mmyrsrhqnQLJYLHhZyhbGAoeRmLvBtAxUMan2B2zODPVWEpR6UfYzKpYgp/3Pq6CaNBwkeV5dGA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jG4hujG+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="jG4hujG+" Received: by smtp.kernel.org (Postfix) with ESMTPS id 96032C2BC86; Tue, 20 Jan 2026 20:36:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768941365; bh=UbUmzcvsKu9V0KRgT6cWJVKpkyxRu8aIhwGqdX6yOF0=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=jG4hujG+sbw3MHzhkk81xNTFZKIjPdEEEsVhrXdC5OCMFb+31eLItxa97HmVyQzkL 4nO+UsbpQxV5Z+uxHCnMx8xzFUXb6Uv2GDVGW/XEww9JjaAQ1lLeJZU2CfrmBlLUW4 EDCSPR4v9NGrFG6LrN9aYN+EpzuHYIUgjiMMqXRGYjqmU/T0lQKoxQgGlWyFsMop6d MgiL9BtIPmTLBg8b9IOOsbFQxNBjtax/rjnxLbiqmH+qwEPYCDKjE1xQ+OsOb7zJbb 1ohcoz8GiqCvrcn1TbkEee5l6JuGJPvF3BrIxQ+DKBQfJNLr9vhIwY6mcoZoRmetnh GF8BGu3pfh0vQ== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8CA34D2629E; Tue, 20 Jan 2026 20:36:05 +0000 (UTC) From: Shrikant Raskar via B4 Relay Date: Wed, 21 Jan 2026 02:05:43 +0530 Subject: [PATCH v6 3/5] iio: proximity: rfd77402: Use devm-managed mutex initialization 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 Message-Id: <20260121-b4-rfd77402_v5-v6-3-5b944d0605dd@gmail.com> References: <20260121-b4-rfd77402_v5-v6-0-5b944d0605dd@gmail.com> In-Reply-To: <20260121-b4-rfd77402_v5-v6-0-5b944d0605dd@gmail.com> To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko Cc: skhan@linuxfoundation.org, david.hunter.linux@gmail.com, raskar.shree97@gmail.com, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1768941363; l=818; i=raskar.shree97@gmail.com; s=20260101; h=from:subject:message-id; bh=Jbw2jRYhJCQKsDCCTnrLgTMuFbvpolChjoZDjy+nAZg=; b=1+1jcJY9BWvd4UKejZ3wtDiiEG0TDJdi0FUlMjglDA8UXCNZFS0KxMOqOFZc6zB/ekmi0/MjU vAYl1sSW+40D7GI3x1I1txBfGNzmOHdmo052pgimQtGBUp/H6IV1nTu X-Developer-Key: i=raskar.shree97@gmail.com; a=ed25519; pk=4m2wXDvY0vlXefvRRzawNcNAif88Cy4XvbLkU6iMG/Y= X-Endpoint-Received: by B4 Relay for raskar.shree97@gmail.com/20260101 with auth_id=589 X-Original-From: Shrikant Raskar Reply-To: raskar.shree97@gmail.com From: Shrikant Raskar Use devm_mutex_init() to tie the mutex lifetime to the device and simplify resource lifetime management. Signed-off-by: Shrikant Raskar Reviewed-by: Andy Shevchenko --- drivers/iio/proximity/rfd77402.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/iio/proximity/rfd77402.c b/drivers/iio/proximity/rfd77= 402.c index 716c9330b14e..fce85f783ab4 100644 --- a/drivers/iio/proximity/rfd77402.c +++ b/drivers/iio/proximity/rfd77402.c @@ -279,7 +279,10 @@ static int rfd77402_probe(struct i2c_client *client) =20 data =3D iio_priv(indio_dev); data->client =3D client; - mutex_init(&data->lock); + + ret =3D devm_mutex_init(&client->dev, &data->lock); + if (ret) + return ret; =20 indio_dev->info =3D &rfd77402_info; indio_dev->channels =3D rfd77402_channels; --=20 2.43.0