From mboxrd@z Thu Jan 1 00:00:00 1970 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 72D932C1788; Sun, 1 Mar 2026 01:36:56 +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=1772329016; cv=none; b=lQ6PtrQwAlDRvLp+f2Nh4ueVEjiYrYGyUidyUY+iKL9ieV/aFQ8Jy4pED9wfaqHDi1lQsmmzUo8XqPNR/EdtYuuJ9cGcYxS3XXskfqTB3hZxn3Ya+GGdKvD+sj9YQtwtXKCu7384WeydeO3Xbj3TK1Mm6blUGXs737e7N5KVls4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772329016; c=relaxed/simple; bh=wrpIPUz7uEC2qAwxS+v9TGXbsw1aOfR7b/8bd5Ese4s=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=uK7sDARLEuClQ3S+pAXs4AlZ+cRtg9XqYlo9hKNtnUhZoiFM1GfXzsSUinoxY2Mrd/wPc1/tkVrgEVAlW6Xk2BQ6SFxC02cfZFBXCrY61QinHCkqoPr6/2HEqSBrRusV3cMQOu4ihU8CQC39kWYUn8GhRTVrKJH1MZgfeVs92WY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=cQmQxGLf; 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="cQmQxGLf" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE278C19421; Sun, 1 Mar 2026 01:36:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772329016; bh=wrpIPUz7uEC2qAwxS+v9TGXbsw1aOfR7b/8bd5Ese4s=; h=From:To:Cc:Subject:Date:From; b=cQmQxGLfElUdqfjPtYCnmCZDwHmzD3WCnZaNA1EJt4wTZMNn/t4Kjr+Z5hrOMkNeH TGcE71emZ/rTgReObdkNGG967djRiiw3gL9KTUeLGKKcGZ0/OTWbSr3BfCOp9fOsnq 37osWwNNNbo8Db2f+Ty3FgjbtWaAdj/L0wlSh4e25d8p0Nxllnf+uVjQsv8v0mJSIO iUw5us2gTTsrGOIcg4RhX5yABHQ88yb9MoIH0ioUmGPzMF0LQHKlxzYYYqXkX5TJL5 mYBnQPK1kcIZXRX5ohWyHnsj2jU0vqbatw0D+9VjXmhEomtJpvCXQ9KbBVGPxNyI22 RPo8YeA1iTR8g== From: Sasha Levin To: stable@vger.kernel.org, lihaoxiang@isrc.iscas.ac.cn Cc: Helge Deller , linux-parisc@vger.kernel.org Subject: FAILED: Patch "parisc: kernel: replace kfree() with put_device() in create_tree_node()" failed to apply to 6.6-stable tree Date: Sat, 28 Feb 2026 20:36:54 -0500 Message-ID: <20260301013654.1697032-1-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: linux-parisc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha ------------------ original commit in Linus's tree ------------------ >From dcf69599c47f29ce0a99117eb3f9ddcd2c4e78b6 Mon Sep 17 00:00:00 2001 From: Haoxiang Li Date: Fri, 19 Dec 2025 21:19:26 +0800 Subject: [PATCH] parisc: kernel: replace kfree() with put_device() in create_tree_node() If device_register() fails, put_device() is the correct way to drop the device reference. Found by code review. Fixes: 1070c9655b90 ("[PA-RISC] Fix must_check warnings in drivers.c") Cc: stable@vger.kernel.org Signed-off-by: Haoxiang Li Signed-off-by: Helge Deller --- arch/parisc/kernel/drivers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/parisc/kernel/drivers.c b/arch/parisc/kernel/drivers.c index 8d23fe42b0cee..809e3c171ad54 100644 --- a/arch/parisc/kernel/drivers.c +++ b/arch/parisc/kernel/drivers.c @@ -435,7 +435,7 @@ static struct parisc_device * __init create_tree_node(char id, dev->dev.dma_mask = &dev->dma_mask; dev->dev.coherent_dma_mask = dev->dma_mask; if (device_register(&dev->dev)) { - kfree(dev); + put_device(&dev->dev); return NULL; } -- 2.51.0