From patchwork Fri Aug 4 22:17:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 9882181 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2005D602B8 for ; Fri, 4 Aug 2017 22:17:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 13DEB288F6 for ; Fri, 4 Aug 2017 22:17:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 08C5F289A8; Fri, 4 Aug 2017 22:17:59 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BC66F288F6 for ; Fri, 4 Aug 2017 22:17:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751963AbdHDWR6 (ORCPT ); Fri, 4 Aug 2017 18:17:58 -0400 Received: from mail-wr0-f196.google.com ([209.85.128.196]:35746 "EHLO mail-wr0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751930AbdHDWR6 (ORCPT ); Fri, 4 Aug 2017 18:17:58 -0400 Received: by mail-wr0-f196.google.com with SMTP id c24so3788786wra.2 for ; Fri, 04 Aug 2017 15:17:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=MF08g8QZMWbTiM/mqKV3wxf4qKe2TdnTKEqcb/X0GtA=; b=E2IWvRcPQz45GRidOy0G8EGSvJqNZw34tU3DPmuH12Teqt+02TEzqlxfhNN/SfxZd3 poahm9uWptuIBzM4zJQHKF0gJtsy3qZljkEc/BIRyWSFIJK8RMYc27iKA4FHPPSdT597 fcMZFe66vw7a5wcWxnei0GgayZNI88DRk5I2sZxVxZ/CrzzwklautS3S45rsXp2xcI8J 8RfnhfJBP2HSPAS5pv2MZChw08zGIA4S+PYlt2XSgstAnZbM4b8pmGZtvA5XpAh94S7d a8jePCNurTrTLhKgosIhu8VtM+tpwC9XSn1f+zPhuVW+fSVIjVci5Hk0+m9TK4EE6SaE X5sA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=MF08g8QZMWbTiM/mqKV3wxf4qKe2TdnTKEqcb/X0GtA=; b=XnunvnONpYiw62iXHX/H0E8OyjBgwOJTrKhE/Has1+CZiBbG4QYqQBgKhv5eWHNwMx WpiESpoEunWEQ2I4QO2fJdvkBvL7aKMvtMMwbIeVGKgal4kd0+AypANCslnQxz4gdV5X fkpnD+kK1RKPAQ1+X2W6RRCQAQIsCf56kbEqeWCNOLuyYgHIG1J1GFxYdHqnpryBKDYy c7h+77P5R3A7CGdS7ST3VJfOWAWeTP7FdeNSsT8a38BvMyDn8LwMpbqBO2mb4999zd+4 6mp4T0oeELm7kr7D1N4XBa7Aj18chFbEj4Q03HViZ08dIh81IZpkRIM/JXsbXBTGxkmw EUJA== X-Gm-Message-State: AIVw113CrdeUHC19tBWRa2eUIDGt8yJjagyFdxwl9VH5lBT8kQj14cNA vwm7roU0PS8KkA== X-Received: by 10.223.161.19 with SMTP id o19mr3047503wro.235.1501885076919; Fri, 04 Aug 2017 15:17:56 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:40c4:ab00:b1b0:9c82:2611:1575]) by smtp.gmail.com with ESMTPSA id p68sm1987071wmf.0.2017.08.04.15.17.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 04 Aug 2017 15:17:56 -0700 (PDT) From: Luc Van Oostenryck To: Christopher Li Cc: linux-sparse@vger.kernel.org, Luc Van Oostenryck Subject: [PATCH v4 4/5] ptrlist: avoid iteration on NULL entries Date: Sat, 5 Aug 2017 00:17:41 +0200 Message-Id: <20170804221742.66665-5-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.13.2 In-Reply-To: <20170804221742.66665-1-luc.vanoostenryck@gmail.com> References: <20170804221742.66665-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Luc Van Oostenryck --- ptrlist.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/ptrlist.h b/ptrlist.h index 74b80e220..1839b0f46 100644 --- a/ptrlist.h +++ b/ptrlist.h @@ -162,6 +162,8 @@ static inline void *last_ptr_list(struct ptr_list *list) for (__nr = 0; __nr < __list->nr; __nr++) { \ do { \ ptr = PTR_ENTRY(__list,__nr); \ + if (list->rm && !ptr) \ + continue; \ do { #define DO_END_FOR_EACH(ptr, __head, __list, __nr) \ @@ -183,6 +185,8 @@ static inline void *last_ptr_list(struct ptr_list *list) while (--__nr >= 0) { \ do { \ ptr = PTR_ENTRY(__list,__nr); \ + if (list->rm && !ptr) \ + continue; \ do {