From nobody Mon Feb 9 21:21:32 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 8FACC334694; Thu, 15 Jan 2026 08:28:15 +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=1768465695; cv=none; b=HYaNHbOVTJkfy1go86RyJ0Rc9bPpSODuPe7s8jRiagKGn4csQ+xIgVJxB38C34qGAhNsYUmYNtgKAXEYU45dzDcSh63m1yGMi02F1PGypG6m+s/MnEN9pvy5j90ihq2SGI6l10v4ETGTWiOvx35azSuEUkp00ts6LDzuJuQwC5Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768465695; c=relaxed/simple; bh=8KqJ2pAVkZmMUBGEofrU94g2ybwyVL8+Pr16hfWd92M=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Lnsae3fxLvswLzNZxYhtbvjeYajcy+n0T/7iKRQSmX2hYGM5FqYsBZwzM3cjz2ihpbzTxNHPpLV6QLxXlc3OiJhIaRHPccz3OTMqIVI6dYz0A5TXQQQCsUBQJ8NmRBKeEsxZQr2pg5VZ5VArBchU5ahS3mlXrTPxMSZ78lXJ/Lc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MzOfft6N; 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="MzOfft6N" Received: by smtp.kernel.org (Postfix) with ESMTPS id C5BB5C2BCAF; Thu, 15 Jan 2026 08:28:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768465694; bh=8KqJ2pAVkZmMUBGEofrU94g2ybwyVL8+Pr16hfWd92M=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=MzOfft6NG+dAlVVeFvdsEQNCt5mOIGIcDSX9D+u9N/WgEabo3WMXfGR29nx2zvI9V OdAq61sDB0npM1SYIfs9xWr13TJObGZl+dDs9O5cmwWzw9VXMMsS4Gd4HWim3AdopV 0WpI43jAK/OtnJXErDTHzADSRsrPs6IJTF/35ltdCLwHDHltMX6LTxIhgLhLDuK4Kz kR8FVnBDtnqQwNtV0TC0gslAcn6+F8CmfU/3/HJJygmAHxCShrUgHQ/ycoDHYC29AE 0//8V1dD0sFw+CSvpHT4SBI8ayqYsIP3ce10dAtgj7adoNMQYRI+1l3RG+b4XhiSQZ HneMAKJDWXAWg== 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 BF418D33A02; Thu, 15 Jan 2026 08:28:14 +0000 (UTC) From: Shrikant Raskar via B4 Relay Date: Thu, 15 Jan 2026 13:57:40 +0530 Subject: [PATCH v5 4/5] 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: <20260115-rfd77402_v5-v5-4-594eb57683e4@gmail.com> References: <20260115-rfd77402_v5-v5-0-594eb57683e4@gmail.com> In-Reply-To: <20260115-rfd77402_v5-v5-0-594eb57683e4@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=1768465693; l=818; i=raskar.shree97@gmail.com; s=20260101; h=from:subject:message-id; bh=k49VHFrDJjFFj/mgpbeRdvQKWZLsslBIKwH8rf7C0xA=; b=MXcNHdrkfwXyMt0tXfP3jClJ8j7XUeEIoX8XU60MwpRiDF+eQGxH3/WpDGOi4iVrDowaM4yv5 S89IXle5RaJC6xq67Kwwt1K2+f/7WYeSCJ8s40M6y1izmK+a/SHIOlP 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 --- 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 dd79c9ee838b..43ace2beef7e 100644 --- a/drivers/iio/proximity/rfd77402.c +++ b/drivers/iio/proximity/rfd77402.c @@ -359,7 +359,10 @@ 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; + init_completion(&data->completion); i2c_set_clientdata(client, indio_dev); =20 --=20 2.43.0