net: stmmac: elminate tbs_desc in stmmac_xmit()

There is no need to have a local variable for tbs_desc, we can do the
conversion when calling stmmac_set_desc_tbs().

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://patch.msgid.link/E1w3d0b-0000000DfMD-2hrD@rmk-PC.armlinux.org.uk
Tested-by: Maxime Chevallier <maxime.chevallier@bootlin.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a8a18d79b6a88868a8a5a56d99ea5bac77d35991..9b6b493316399e704b3456cd5e604fbbd0edf6f4 100644 (file)
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -4678,7 +4678,6 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
        int gso = skb_shinfo(skb)->gso_type;
        struct stmmac_txq_stats *txq_stats;
        struct dma_desc *desc, *first_desc;
-       struct dma_edesc *tbs_desc = NULL;
        struct stmmac_tx_queue *tx_q;
        int i, csum_insertion = 0;
        int entry, first_tx;
@@ -4802,8 +4801,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
        if (tx_q->tbs & STMMAC_TBS_EN) {
                struct timespec64 ts = ns_to_timespec64(skb->tstamp);
 
-               tbs_desc = dma_desc_to_edesc(first_desc);
-               stmmac_set_desc_tbs(priv, tbs_desc, ts.tv_sec, ts.tv_nsec);
+               stmmac_set_desc_tbs(priv, dma_desc_to_edesc(first_desc),
+                                   ts.tv_sec, ts.tv_nsec);
        }
 
        for (i = 0; i < nfrags; i++) {