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[5.12.16.165]) by smtp.gmail.com with ESMTPSA id t23sm6069132pju.15.2021.04.16.14.22.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Apr 2021 14:23:02 -0700 (PDT) From: Vladimir Oltean To: Jakub Kicinski , "David S. Miller" , netdev@vger.kernel.org, Po Liu Cc: Claudiu Manoil , Alex Marginean , Yangbo Lu , =?UTF-8?q?Toke=20H=C3=B8iland-J=C3=B8rgensen?= , Vladimir Oltean Subject: [PATCH net-next 01/10] net: enetc: remove redundant clearing of skb/xdp_frame pointer in TX conf path Date: Sat, 17 Apr 2021 00:22:16 +0300 Message-Id: <20210416212225.3576792-2-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210416212225.3576792-1-olteanv@gmail.com> References: <20210416212225.3576792-1-olteanv@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Vladimir Oltean Later in enetc_clean_tx_ring we have: /* Scrub the swbd here so we don't have to do that * when we reuse it during xmit */ memset(tx_swbd, 0, sizeof(*tx_swbd)); So these assignments are unnecessary. Signed-off-by: Vladimir Oltean --- drivers/net/ethernet/freescale/enetc/enetc.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 9a726085841d..c7f3c6e691a1 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -544,7 +544,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) if (xdp_frame) { xdp_return_frame(xdp_frame); - tx_swbd->xdp_frame = NULL; } else if (skb) { if (unlikely(tx_swbd->skb->cb[0] & ENETC_F_TX_ONESTEP_SYNC_TSTAMP)) { @@ -558,7 +557,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) do_twostep_tstamp = false; } napi_consume_skb(skb, napi_budget); - tx_swbd->skb = NULL; } tx_byte_cnt += tx_swbd->len; -- 2.25.1