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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E30FC77B6C for ; Thu, 6 Apr 2023 22:48:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239048AbjDFWsS (ORCPT ); Thu, 6 Apr 2023 18:48:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236891AbjDFWsR (ORCPT ); Thu, 6 Apr 2023 18:48:17 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 15FDC2108 for ; Thu, 6 Apr 2023 15:48:16 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id A3E9D64CED for ; Thu, 6 Apr 2023 22:48:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 09FBAC433EF; Thu, 6 Apr 2023 22:48:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1680821295; bh=Lm/2kSYKSs/3+byOfznOKv/A5ZkuRFQsaeJc1VMlmz8=; h=Date:To:From:Subject:From; b=XrD6Cr+OBER5ku5T9y1FR0ucBGLkZZ6jCBhle2jPiiRHZJ7zTOwh32OmyElDAbkjn PHSrmltE0WEa7bLJTpjAU1cSUszfSwLy3+vSM6nj2Nn7F+vatfxJ2t443GbexL/PjQ 1kzO0svSV6xmAderUuvh4lKg47V2FSdQBZzp7Umg= Date: Thu, 06 Apr 2023 15:48:14 -0700 To: mm-commits@vger.kernel.org, kieran.bingham@linaro.org, kbingham@kernel.org, jan.kiszka@siemens.com, f.fainelli@gmail.com, akpm@linux-foundation.org From: Andrew Morton Subject: + scripts-gdb-add-a-radix-tree-parser-v2.patch added to mm-nonmm-unstable branch Message-Id: <20230406224815.09FBAC433EF@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: scripts-gdb-add-a-radix-tree-parser-v2 has been added to the -mm mm-nonmm-unstable branch. Its filename is scripts-gdb-add-a-radix-tree-parser-v2.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/scripts-gdb-add-a-radix-tree-parser-v2.patch This patch will later appear in the mm-nonmm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Florian Fainelli Subject: scripts-gdb-add-a-radix-tree-parser-v2 Date: Wed, 5 Apr 2023 15:27:43 -0700 guard against a NULL node in the while loop Link: https://lkml.kernel.org/r/20230405222743.1191674-1-f.fainelli@gmail.com Signed-off-by: Kieran Bingham Signed-off-by: Florian Fainelli Cc: Jan Kiszka Cc: Kieran Bingham Signed-off-by: Andrew Morton --- scripts/gdb/linux/radixtree.py | 3 +++ 1 file changed, 3 insertions(+) --- a/scripts/gdb/linux/radixtree.py~scripts-gdb-add-a-radix-tree-parser-v2 +++ a/scripts/gdb/linux/radixtree.py @@ -58,6 +58,9 @@ def lookup(root, index): offset = (index >> node['shift']) & constants.LX_RADIX_TREE_MAP_MASK slot = node['slots'][offset] + if slot == 0: + return None + node = slot.cast(node.type.pointer()).dereference() if node == 0: return None _ Patches currently in -mm which might be from f.fainelli@gmail.com are scripts-gdb-add-a-radix-tree-parser-v2.patch