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 954307E for ; Wed, 2 Nov 2022 03:08:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7B522C433C1; Wed, 2 Nov 2022 03:08:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1667358526; bh=9/neXQl+x5xUng+h6dQy/jiq0XFvSSZqN7IuJyzszgE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LSYc//c5YKxuPL97PjCUBXFzywpDhgY5z9vzqfRX0Wn0I3YKFuiY+7d430uqW1gfO ynNGROj/bygwf/E4bxdQyglqLqtbjR+BvZ5NOvK0VgeZwlxuLplnaJVCfqUHhpSGSx m6hITvgK25VY9uLUOcVVXMM8EV2gP80OQGXnVgao= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Colin Ian King , Jakub Kicinski , Sasha Levin Subject: [PATCH 5.15 114/132] net: broadcom: bcm4908enet: remove redundant variable bytes Date: Wed, 2 Nov 2022 03:33:40 +0100 Message-Id: <20221102022102.663282898@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221102022059.593236470@linuxfoundation.org> References: <20221102022059.593236470@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Colin Ian King [ Upstream commit 62a3106697f3c6f9af64a2cd0f9ff58552010dc8 ] The variable bytes is being used to summate slot lengths, however the value is never used afterwards. The summation is redundant so remove variable bytes. Signed-off-by: Colin Ian King Link: https://lore.kernel.org/r/20211222003937.727325-1-colin.i.king@gmail.com Signed-off-by: Jakub Kicinski Stable-dep-of: ef3556ee16c6 ("net: broadcom: bcm4908_enet: update TX stats after actual transmission") Signed-off-by: Sasha Levin --- drivers/net/ethernet/broadcom/bcm4908_enet.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/ethernet/broadcom/bcm4908_enet.c b/drivers/net/ethernet/broadcom/bcm4908_enet.c index 376f81796a29..994731a33e18 100644 --- a/drivers/net/ethernet/broadcom/bcm4908_enet.c +++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c @@ -635,7 +635,6 @@ static int bcm4908_enet_poll_tx(struct napi_struct *napi, int weight) struct bcm4908_enet_dma_ring_bd *buf_desc; struct bcm4908_enet_dma_ring_slot *slot; struct device *dev = enet->dev; - unsigned int bytes = 0; int handled = 0; while (handled < weight && tx_ring->read_idx != tx_ring->write_idx) { @@ -646,7 +645,6 @@ static int bcm4908_enet_poll_tx(struct napi_struct *napi, int weight) dma_unmap_single(dev, slot->dma_addr, slot->len, DMA_TO_DEVICE); dev_kfree_skb(slot->skb); - bytes += slot->len; if (++tx_ring->read_idx == tx_ring->length) tx_ring->read_idx = 0; -- 2.35.1