From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BF439C47422 for ; Fri, 12 Jan 2024 20:08:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=oigy58ndnIrJUtfAtymDDMdbep4kR9E4WD0KBSc8SF4=; b=IEfsMqv46plOlM 5f2gmifs9BBcSOKC8blVPG3lrOWSTzWLDP1ol45VhGAMTZNmDduHN6fzp5r0dXanLCfRjtWX154qQ QIDuAiYsWPlqGrLq2mncVTgz0xSC2ZhbGD+cwH+1YiPyPI/UsUTUmgSv6CBCXE6oPpBamDB0YYlUJ 8xF3k/HC9sDXc7CVcFaxGAK/s54q6AqxXMDh76t20mAbpaHgT0wxy0mz7sdRLRmYSN888NLwjHWUO /PB6h+GlOUEjVKwQyNgo0oA218ewosUziJ6Bv0U4dJwHZwcE6LfGyCtaBGsBHGqypA8VLA2gH0ATD 5vs1I2PRZgYxZfleEG6Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rONow-003txQ-1d; Fri, 12 Jan 2024 20:08:02 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rONop-003tru-2e; Fri, 12 Jan 2024 20:07:57 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 56DAA61E52; Fri, 12 Jan 2024 20:07:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BC66AC43601; Fri, 12 Jan 2024 20:07:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705090075; bh=QNmBS0brQeJSjUserQhzHk2Vt2IzcbhX82b9CN/v9CM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Y8kgwibdxmE4vap0GuM/fVQuLavqIYEsi/kkmbe/DQ87QPH+0t1CqfbhrLlhb1UL7 HsKrA+qsZUl+LD2qh7XyoCRY68FeKquq9mWHhynzJkscVBNamnfsdrIokEUGS67SUs DPI8umccncrhCQPBTmfFVD9pIDflhg54WSTK/c+AFyumnZWqevRYptze5nxWAy/OKp yE/oFcwKeA8aWm8KE6nIeYSdurXI9VBChIHzWI0MMjdlCRZFqlE+p5Iv5QKxv/AAjV S9tenjVL7krLEEJ9qqZGhYxmpGtuN3+CCUhplyCBQyMn8i0jOHxtZGOf4SS6LTk4Eq iAbnScBTZWkxw== From: Stephen Boyd To: Rob Herring Cc: Frank Rowand , linux-kernel@vger.kernel.org, patches@lists.linux.dev, linux-um@lists.infradead.org, linux-arm-kernel@lists.infradead.org, kunit-dev@googlegroups.com, linux-kselftest@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH 5/6] of: unittest: treat missing of_root as error instead of fixing up Date: Fri, 12 Jan 2024 12:07:48 -0800 Message-ID: <20240112200750.4062441-6-sboyd@kernel.org> X-Mailer: git-send-email 2.43.0.275.g3460e3d667-goog In-Reply-To: <20240112200750.4062441-1-sboyd@kernel.org> References: <20240112200750.4062441-1-sboyd@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240112_120755_901697_A6D35606 X-CRM114-Status: GOOD ( 12.67 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frank Rowand unflatten_device_tree() now ensures that the 'of_root' node is populated with the root of a default empty devicetree. Remove the unittest code that created 'of_root' if it was missing. Verify that 'of_root' is valid before attempting to attach the testcase-data subtree. Remove the unittest code that unflattens the unittest overlay base if architecture is UML because that is always done now. Signed-off-by: Frank Rowand Link: https://lore.kernel.org/r/20230317053415.2254616-3-frowand.list@gmail.com Cc: Rob Herring Signed-off-by: Stephen Boyd --- drivers/of/unittest.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index a8b27dd16ecf..742d919e8ab4 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -1732,20 +1732,16 @@ static int __init unittest_data_add(void) return -EINVAL; } + /* attach the sub-tree to live tree */ if (!of_root) { - of_root = unittest_data_node; - for_each_of_allnodes(np) - __of_attach_node_sysfs(np); - of_aliases = of_find_node_by_path("/aliases"); - of_chosen = of_find_node_by_path("/chosen"); - of_overlay_mutex_unlock(); - return 0; + pr_warn("%s: no live tree to attach sub-tree\n", __func__); + kfree(unittest_data); + return -ENODEV; } EXPECT_BEGIN(KERN_INFO, "Duplicate name in testcase-data, renamed to \"duplicate-name#1\""); - /* attach the sub-tree to live tree */ np = unittest_data_node->child; while (np) { struct device_node *next = np->sibling; -- https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git/ https://git.kernel.org/pub/scm/linux/kernel/git/sboyd/spmi.git _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel