From nobody Thu Mar 5 08:23:06 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 CE7792D836D; Mon, 16 Feb 2026 17:10:53 +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=1771261853; cv=none; b=d/Te8aF+2sDKpRoaufgbo8Ix+WzDSNG93c4hMN0prNDb5Rsbj0LqB1nDHOeTPJF6rF5a4HsrdJt0W7ojhFsX5FaFSiHTXUqAdKRu81IS3fCM/1LK+TCHQvWr/I8k/Qb7K9/ekaNUyPc0OuOppFfArIXbKB3GIWXR55GFhe2w3fo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771261853; c=relaxed/simple; bh=WB3uNtPxOXBeyvnMEjIGCj3b9y7bQt14nCNr/5URaso=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=XVM83+jP2niFO1f63vT3rho/4vtOEXMSVMSeLzIpfYITYbi8SGjOZ7qiqM8nGSeIRDZNEr/qBCvRLLth7+J6auR3WjK6ex4CMCzQ3naDBZc47p6ymHty5hyYS+dmCvpSaKiWpBVSMz4AzVbcIKFXc+G1P6S5yP/ML+lVF+71Zs0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Mm006ShV; 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="Mm006ShV" Received: by smtp.kernel.org (Postfix) with ESMTPS id A93EBC2BCB7; Mon, 16 Feb 2026 17:10:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771261853; bh=WB3uNtPxOXBeyvnMEjIGCj3b9y7bQt14nCNr/5URaso=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=Mm006ShVeAELIW+YhIssX1l54nR4TQHxWwCNBin7OAUm81mCGKPc707flgZmNB9jE p2GAqTHkerBq6E7ckVzP1j7sXAo91lJwz7eYrfCNdc6V03m3jhgl+DI8ce/PLQoQdl dR4yayIYHyWbNhYEbVGMrqxULAFIsqWqAxrdi+ZirerJtTSTAtN6U9anJFeoLhwZ3F QbXecdZt1WP1LrtnKBc4gGZNUcUXte07ibXFsCyd5OlzqHbf7BTKCxgXM3owOvDIVh x0Al11z/Nszk9etSuKGOVTgO7gwPLZOf/DJ0L/TNKJm7l24rzP+DkTAxZ3d0FLJ9Qv lCDJw6leANCzw== 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 A0F1BE81A5B; Mon, 16 Feb 2026 17:10:53 +0000 (UTC) From: Rodrigo Alencar via B4 Relay Date: Mon, 16 Feb 2026 17:10:49 +0000 Subject: [PATCH v5 05/11] iio: amplifiers: ad8366: use devm_mutex_init() and drop mutex_init() 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: <20260216-iio-ad8366-update-v5-5-7e6091357d02@analog.com> References: <20260216-iio-ad8366-update-v5-0-7e6091357d02@analog.com> In-Reply-To: <20260216-iio-ad8366-update-v5-0-7e6091357d02@analog.com> To: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org Cc: Michael Hennerich , Lars-Peter Clausen , Jonathan Cameron , David Lechner , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rodrigo Alencar X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1771261851; l=1096; i=rodrigo.alencar@analog.com; s=default; h=from:subject:message-id; bh=Hc2oDziDqm76kntTxzCYZxXGJ8oFjf16eqD+h6jkb6Y=; b=NbSdFlOD0YSqM+1UOH7XzHN/+6UynpQX/NRfeDM/C/2NDF/6kP0lO0zdVqMCVSO67Hew97HPW 2EuuE90K/ALDcCIi4eADmbPLjwTwlP2WJFh4LXuhpRUG5FNWwxFJ0W1 X-Developer-Key: i=rodrigo.alencar@analog.com; a=ed25519; pk=ULeHbgU/OYh/PG/4anHDfLgldFItQHAhOktYRVLMFRo= X-Endpoint-Received: by B4 Relay for rodrigo.alencar@analog.com/default with auth_id=561 X-Original-From: Rodrigo Alencar Reply-To: rodrigo.alencar@analog.com From: Rodrigo Alencar Adopt proper mutex lifecycle with devm_mutex_init(), replacing mutex_init(). Mutex init is moved up (before regulator init), so that goto statement in the error path is avoided (which will be cleaned up later). Signed-off-by: Rodrigo Alencar --- drivers/iio/amplifiers/ad8366.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad836= 6.c index 677d02f4f075..6466f3eb6bbc 100644 --- a/drivers/iio/amplifiers/ad8366.c +++ b/drivers/iio/amplifiers/ad8366.c @@ -259,6 +259,10 @@ static int ad8366_probe(struct spi_device *spi) =20 st =3D iio_priv(indio_dev); =20 + ret =3D devm_mutex_init(dev, &st->lock); + if (ret) + return ret; + st->reg =3D devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(st->reg)) { ret =3D regulator_enable(st->reg); @@ -267,7 +271,6 @@ static int ad8366_probe(struct spi_device *spi) } =20 spi_set_drvdata(spi, indio_dev); - mutex_init(&st->lock); st->spi =3D spi; st->type =3D spi_get_device_id(spi)->driver_data; =20 --=20 2.43.0