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 BAB41284662; Sun, 1 Mar 2026 01:26:39 +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=1772328399; cv=none; b=gf84iARKaZ7s5uAw0d8LzE02v1cJClnDjk6w1O864hub8ylHv4tLzuNOIBGqI9NSP0R7+iFms2JBXdbwpPtHHDh2igvQjfBWDiukGQkOzzA663OpOkNTd82kFUkcrDB5UD3t9B+M7jSKS+QKNfpDmh6DxpYBo8Vaag3XopsGqMA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772328399; c=relaxed/simple; bh=JgxoWK/vOG+PNIAY8T9kfJhTeLs8QYNGZyeT2PgAriU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=lA8h7hVPESaJsXXYJmcDfIG4YaiCl0X5M01LDPda7XgzlWZDkBP4hmh8UA2LkCzr1dNsNpS5wH9v3l1RNJUswmHjd6s/GPVHvfn7vr74QhQI9BA3/7B+ew3NfSX8GPZz3rJwXQ2dTjbzi9SY7Cjb9yqpqEoOHrC2zd1Zw3HeJEQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Xv/FtBWk; 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="Xv/FtBWk" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 28DF9C19421; Sun, 1 Mar 2026 01:26:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772328399; bh=JgxoWK/vOG+PNIAY8T9kfJhTeLs8QYNGZyeT2PgAriU=; h=From:To:Cc:Subject:Date:From; b=Xv/FtBWkXGrIVR6ERdJUEKVxgZ45vo91izQLQwEd9UuGRCkFx5q9NxfedhR11Oj11 DBRaZBaIt/2ZGsibtGbnd1hHZMUmhfsvf8Le815U5kuZo54F7g4ZEpsNQzmYLJFWDx COjtP6/eC2pbtM/lLBc0sofbKGsou1hPwpQKJuptHlfsw1cNxhGitCFUnzefM8D5Ni /5XzYCtZgl8EbSP9yI0PVTt4gLcIoq5nhbTkHsZp6uTIkgBEqB0FDEbouI5HuLkfmr I+nHfdVnd+WXAuVQ71FQWL+my41eKN/h0gin9gTxRH+IbVedAVrJ+CFbxeD52kRZpF FA8kdUiktZiZg== 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 6.12-stable tree Date: Sat, 28 Feb 2026 20:26:37 -0500 Message-ID: <20260301012638.1684034-1-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 6.12-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