From patchwork Mon May 16 19:35:55 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 573803 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 C1681C433FE for ; Mon, 16 May 2022 19:54:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244161AbiEPTyO (ORCPT ); Mon, 16 May 2022 15:54:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54730 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348363AbiEPTws (ORCPT ); Mon, 16 May 2022 15:52:48 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 325C045AFC; Mon, 16 May 2022 12:48:29 -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 ams.source.kernel.org (Postfix) with ESMTPS id 7DD4AB81614; Mon, 16 May 2022 19:48:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E7AF4C34100; Mon, 16 May 2022 19:48:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1652730507; bh=znV21qZFVkqKMsTnlgXtFCej6unW8FIKPNFdWDbXKZc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=EqvPp8E5xgcZS/TWdo+3KwIcf/DvqUE/XNNOUNxf5EXz9wCRes3hnC7yDKgoFJQKv OSXTFphj8imUDawrRA2buohwOk8ZHGfsX+pWVSDVpudY0ekQNpTCo5M+JW41XYvuIb S/3+yUL7BsceaWctAHgVFJYWxALVsetEH9JB1lcw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Abaci Robot , Jiapeng Chong , Martin Habets , "David S. Miller" , Sasha Levin Subject: [PATCH 5.15 021/102] sfc: Use swap() instead of open coding it Date: Mon, 16 May 2022 21:35:55 +0200 Message-Id: <20220516193624.609133677@linuxfoundation.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220516193623.989270214@linuxfoundation.org> References: <20220516193623.989270214@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Jiapeng Chong [ Upstream commit 0cf765fb00ce083c017f2571ac449cf7912cdb06 ] Clean the following coccicheck warning: ./drivers/net/ethernet/sfc/efx_channels.c:870:36-37: WARNING opportunity for swap(). ./drivers/net/ethernet/sfc/efx_channels.c:824:36-37: WARNING opportunity for swap(). Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong Acked-by: Martin Habets Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/net/ethernet/sfc/efx_channels.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/sfc/efx_channels.c b/drivers/net/ethernet/sfc/efx_channels.c index 1f8cfd806008..2623df1fa741 100644 --- a/drivers/net/ethernet/sfc/efx_channels.c +++ b/drivers/net/ethernet/sfc/efx_channels.c @@ -897,11 +897,8 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) old_txq_entries = efx->txq_entries; efx->rxq_entries = rxq_entries; efx->txq_entries = txq_entries; - for (i = 0; i < efx->n_channels; i++) { - channel = efx->channel[i]; - efx->channel[i] = other_channel[i]; - other_channel[i] = channel; - } + for (i = 0; i < efx->n_channels; i++) + swap(efx->channel[i], other_channel[i]); /* Restart buffer table allocation */ efx->next_buffer_table = next_buffer_table; @@ -944,11 +941,8 @@ int efx_realloc_channels(struct efx_nic *efx, u32 rxq_entries, u32 txq_entries) /* Swap back */ efx->rxq_entries = old_rxq_entries; efx->txq_entries = old_txq_entries; - for (i = 0; i < efx->n_channels; i++) { - channel = efx->channel[i]; - efx->channel[i] = other_channel[i]; - other_channel[i] = channel; - } + for (i = 0; i < efx->n_channels; i++) + swap(efx->channel[i], other_channel[i]); goto out; }