From patchwork Thu Aug 8 17:06:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Rob Herring (Arm)" X-Patchwork-Id: 13757973 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 BB3671F19A; Thu, 8 Aug 2024 17:06:57 +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=1723136817; cv=none; b=tVIOgCxlq8FByVEHtLJmatzfV9lsd54pgw33Iv+F3aY9ezfVHpMsMj/x/e+RuDOYbeguvAFs7FExZn9hcVfHp8XqfPpAOo5Jk08Vxu4cNCf/TuGy4SQ+pfD1/jks2sOULA/7UhSHn3FtRkSxd9ZtzDc3XcPyI0njxdmTM7Kuhsk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723136817; c=relaxed/simple; bh=pNlH+7HI3TR9dpc9zTA0Qmu4ReupDI0h17l5PY7YrcA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=IKuKxGntTzZKc/xG8ZT9YzGhFarWyt6BRxDRoP4+SfNv74CsFJ1NKxl8SgUnC0+7nyxMX1BjzEuasIQr+152KHJdIu0VEqTMyNbeQ1m7rXol/mK1bkrnflrZ7KiQvFYkBBGvi8KBmqX0KdSx4rTe6OLUNTglAageaOuW/FZVyw0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cOP4Ak1P; 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="cOP4Ak1P" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6047AC32782; Thu, 8 Aug 2024 17:06:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1723136817; bh=pNlH+7HI3TR9dpc9zTA0Qmu4ReupDI0h17l5PY7YrcA=; h=From:To:Cc:Subject:Date:From; b=cOP4Ak1PmXnIBxIUilWoLghQw2l+MIg4wXxQ1NWA7gXpKJxmLiyva7B5V0SHVNdBa SyESSO9umE7hLqVJp+Ss6SZijnizXWG7cXrya0dP4O554NjD/dX9UDhw0u55V6psnv 4EmSuGIOMhzTwuyiU/080qx1ytUzRU7tTYoE3DSegaByCxoZpEi5UH1uIWj3bcEnA8 P8KaQP+/Ef2vMPt9TqbE2bMcNE28UVYexwsMxZx8vvUmdUjnEFmyYeGhpFVGjcBQqM nUdx5y0Tn3iPMUHvz5BaawGzpY+zdc3DThH5d/52J2KIUZl5gUZ+t9r70TgKqx235b +oJ6t6+MirHFA== From: "Rob Herring (Arm)" To: "James E.J. Bottomley" , "Martin K. Petersen" Cc: Bart Van Assche , linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] scsi: ufs: ufshcd-pltfrm: Use of_property_present() Date: Thu, 8 Aug 2024 11:06:44 -0600 Message-ID: <20240808170644.1436991-1-robh@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Use of_property_present() to test for property presence rather than of_find_property(). This is part of a larger effort to remove callers of of_find_property() and similar functions. of_find_property() leaks the DT struct property and data pointers which is a problem for dynamically allocated nodes which may be freed. Signed-off-by: Rob Herring (Arm) Reviewed-by: Bart Van Assche --- v2: - Update subject to include 'ufshcd-pltfrm' --- drivers/ufs/host/ufshcd-pltfrm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/ufs/host/ufshcd-pltfrm.c b/drivers/ufs/host/ufshcd-pltfrm.c index a3e69ecafd27..2e1eb898a27c 100644 --- a/drivers/ufs/host/ufshcd-pltfrm.c +++ b/drivers/ufs/host/ufshcd-pltfrm.c @@ -272,10 +272,10 @@ static int ufshcd_parse_operating_points(struct ufs_hba *hba) const char **clk_names; int cnt, i, ret; - if (!of_find_property(np, "operating-points-v2", NULL)) + if (!of_property_present(np, "operating-points-v2")) return 0; - if (of_find_property(np, "freq-table-hz", NULL)) { + if (of_property_present(np, "freq-table-hz")) { dev_err(dev, "%s: operating-points and freq-table-hz are incompatible\n", __func__); return -EINVAL;