From patchwork Tue Dec 5 17:06:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nuno Sa via B4 Relay X-Patchwork-Id: 13480485 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 70911692A0 for ; Tue, 5 Dec 2023 17:06:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="IugFukPu" Received: by smtp.kernel.org (Postfix) with ESMTPS id 1CC2EC433AB; Tue, 5 Dec 2023 17:06:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701796006; bh=lCObtoTpSqkaFQwyOFhNJ1ryAu4Gcs5xCQOhbPA4SMs=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=IugFukPuXBBRW1lreAmzjRw/SWxikJQjbilwC8Cf1WtTUh4ejHVk4pGGQAEIh0fJu imlxEBHFQOWbqgMn+E5u98C93rRsaJfvJHxRWauhsN/wnm9aL5tu5nMk4yibFBMOk0 Z188+4t8lPwybxD3C9WIGPB5ncCVFA2kfzRq/diUT9NXO9FDF37cG0rVAj7nx4E/lK N5VRV1eCyrrjwWzfKO63BwaSZkR0g3XqUDyoflMbWR4hpd/7qXZsYP7JXromzczlME j1Ib+EtmkNOL6mpNRXDGcIAMcx9Ce4d9oxiN/xmxzG2LTN/41QQMpDYozxDVA0epLy 9VCp8PZW5SkKA== 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 0CE9EC10DCE; Tue, 5 Dec 2023 17:06:46 +0000 (UTC) From: Nuno Sa via B4 Relay Date: Tue, 05 Dec 2023 18:06:47 +0100 Subject: [PATCH 7/8] iio: adc: ad9467: use the more common !val NULL check Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231205-iio-backend-prep-v1-7-7c9bc18d612b@analog.com> References: <20231205-iio-backend-prep-v1-0-7c9bc18d612b@analog.com> In-Reply-To: <20231205-iio-backend-prep-v1-0-7c9bc18d612b@analog.com> To: linux-iio@vger.kernel.org Cc: Michael Hennerich , Jonathan Cameron , Lars-Peter Clausen X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1701796004; l=707; i=nuno.sa@analog.com; s=20231116; h=from:subject:message-id; bh=3jM1tUSsUENHFVqpXxzR/Yo8ri6HTO5FowZWdC38P+c=; b=puuU1b0SdAO4L8t9ZAspVLPBtIUt4FOZedOvK6dpK0P7rCQwwtLtNKdQu+4P/hQ4K8yvkT1GY Ez+SKlkCjXqA4JyGY43Xoc/SDvd2DR8yWhZ8ghLHkOKavaOPMm/X0lB X-Developer-Key: i=nuno.sa@analog.com; a=ed25519; pk=3NQwYA013OUYZsmDFBf8rmyyr5iQlxV/9H4/Df83o1E= X-Endpoint-Received: by B4 Relay for nuno.sa@analog.com/20231116 with auth_id=100 X-Original-From: Nuno Sa Reply-To: From: Nuno Sa Check !val instead of directing checking for NULL (val == NULL). No functional changes intended. Signed-off-by: Nuno Sa Reviewed-by: David Lechner --- drivers/iio/adc/ad9467.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c index 0d075e6b6248..637823de712f 100644 --- a/drivers/iio/adc/ad9467.c +++ b/drivers/iio/adc/ad9467.c @@ -158,7 +158,7 @@ static int ad9467_reg_access(struct adi_axi_adc_conv *conv, unsigned int reg, struct spi_device *spi = st->spi; int ret; - if (readval == NULL) { + if (!readval) { guard(mutex)(&st->lock); ret = ad9467_spi_write(spi, reg, writeval); if (ret)