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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B3F2EC433DF for ; Wed, 27 May 2020 10:28:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 89F92208B8 for ; Wed, 27 May 2020 10:28:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729828AbgE0K2H (ORCPT ); Wed, 27 May 2020 06:28:07 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:48486 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727018AbgE0K2G (ORCPT ); Wed, 27 May 2020 06:28:06 -0400 Received: from DGGEMS412-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 0562BA029DB6410E33CF; Wed, 27 May 2020 18:28:01 +0800 (CST) Received: from szvp000203569.huawei.com (10.120.216.130) by DGGEMS412-HUB.china.huawei.com (10.3.19.212) with Microsoft SMTP Server id 14.3.487.0; Wed, 27 May 2020 18:27:55 +0800 From: Chao Yu To: CC: , , , Chao Yu Subject: [PATCH 2/3] f2fs: remove unneeded return value of __insert_discard_tree() Date: Wed, 27 May 2020 18:27:52 +0800 Message-ID: <20200527102753.15743-2-yuchao0@huawei.com> X-Mailer: git-send-email 2.18.0.rc1 In-Reply-To: <20200527102753.15743-1-yuchao0@huawei.com> References: <20200527102753.15743-1-yuchao0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.120.216.130] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We never use return value of __insert_discard_tree(), so remove it. Signed-off-by: Chao Yu --- fs/f2fs/segment.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1c48ec866b8c..ebbadde6cbce 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1221,7 +1221,7 @@ static int __submit_discard_cmd(struct f2fs_sb_info *sbi, return err; } -static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, +static void __insert_discard_tree(struct f2fs_sb_info *sbi, struct block_device *bdev, block_t lstart, block_t start, block_t len, struct rb_node **insert_p, @@ -1230,7 +1230,6 @@ static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; struct rb_node **p; struct rb_node *parent = NULL; - struct discard_cmd *dc = NULL; bool leftmost = true; if (insert_p && insert_parent) { @@ -1242,12 +1241,8 @@ static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, p = f2fs_lookup_rb_tree_for_insert(sbi, &dcc->root, &parent, lstart, &leftmost); do_insert: - dc = __attach_discard_cmd(sbi, bdev, lstart, start, len, parent, + __attach_discard_cmd(sbi, bdev, lstart, start, len, parent, p, leftmost); - if (!dc) - return NULL; - - return dc; } static void __relocate_discard_cmd(struct discard_cmd_control *dcc, -- 2.18.0.rc1 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 X-Spam-Level: X-Spam-Status: No, score=-9.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 989B8C433DF for ; Wed, 27 May 2020 10:28:12 +0000 (UTC) Received: from lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5E511208B8 for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net We never use return value of __insert_discard_tree(), so remove it. Signed-off-by: Chao Yu --- fs/f2fs/segment.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1c48ec866b8c..ebbadde6cbce 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1221,7 +1221,7 @@ static int __submit_discard_cmd(struct f2fs_sb_info *sbi, return err; } -static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, +static void __insert_discard_tree(struct f2fs_sb_info *sbi, struct block_device *bdev, block_t lstart, block_t start, block_t len, struct rb_node **insert_p, @@ -1230,7 +1230,6 @@ static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; struct rb_node **p; struct rb_node *parent = NULL; - struct discard_cmd *dc = NULL; bool leftmost = true; if (insert_p && insert_parent) { @@ -1242,12 +1241,8 @@ static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi, p = f2fs_lookup_rb_tree_for_insert(sbi, &dcc->root, &parent, lstart, &leftmost); do_insert: - dc = __attach_discard_cmd(sbi, bdev, lstart, start, len, parent, + __attach_discard_cmd(sbi, bdev, lstart, start, len, parent, p, leftmost); - if (!dc) - return NULL; - - return dc; } static void __relocate_discard_cmd(struct discard_cmd_control *dcc, -- 2.18.0.rc1 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel