diff options
| author |   Madalin Bucur <madalin.bucur@nxp.com> | 2019-10-31 16:37:51 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-10-31 12:13:33 -0700 |
| commit | ae1512fb745f60d35de4e2140df7b4b2e3497abb (patch) | |
| tree | 5881a12ce021346e9b50393d5bfc7bcbc3d0a274 /drivers | |
| parent | dpaa_eth: avoid timestamp read on error paths (diff) | |
| download | linux-dev-ae1512fb745f60d35de4e2140df7b4b2e3497abb.tar.xz linux-dev-ae1512fb745f60d35de4e2140df7b4b2e3497abb.zip | |
dpaa_eth: simplify variables used in dpaa_cleanup_tx_fd()
Avoid casts and repeated conversions.
Signed-off-by: Madalin Bucur <madalin.bucur@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c index 085cf0636a8d..f0b5da50a4a5 100644 --- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c +++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c @@ -1585,13 +1585,13 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, struct device *dev = priv->net_dev->dev.parent; struct skb_shared_hwtstamps shhwtstamps; dma_addr_t addr = qm_fd_addr(fd); + void *vaddr = phys_to_virt(addr); const struct qm_sg_entry *sgt; - struct sk_buff **skbh, *skb; + struct sk_buff *skb; int nr_frags, i; u64 ns; - skbh = (struct sk_buff **)phys_to_virt(addr); - skb = *skbh; + skb = *(struct sk_buff **)vaddr; if (unlikely(qm_fd_get_format(fd) == qm_fd_sg)) { nr_frags = skb_shinfo(skb)->nr_frags; @@ -1602,7 +1602,7 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, /* The sgt buffer has been allocated with netdev_alloc_frag(), * it's from lowmem. */ - sgt = phys_to_virt(addr + qm_fd_get_offset(fd)); + sgt = vaddr + qm_fd_get_offset(fd); /* sgt[0] is from lowmem, was dma_map_single()-ed */ dma_unmap_single(priv->tx_dma_dev, qm_sg_addr(&sgt[0]), @@ -1617,7 +1617,7 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, } } else { dma_unmap_single(priv->tx_dma_dev, addr, - skb_tail_pointer(skb) - (u8 *)skbh, dma_dir); + skb_tail_pointer(skb) - (u8 *)vaddr, dma_dir); } /* DMA unmapping is required before accessing the HW provided info */ @@ -1625,7 +1625,7 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP) { memset(&shhwtstamps, 0, sizeof(shhwtstamps)); - if (!fman_port_get_tstamp(priv->mac_dev->port[TX], (void *)skbh, + if (!fman_port_get_tstamp(priv->mac_dev->port[TX], vaddr, &ns)) { shhwtstamps.hwtstamp = ns_to_ktime(ns); skb_tstamp_tx(skb, &shhwtstamps); @@ -1636,7 +1636,7 @@ static struct sk_buff *dpaa_cleanup_tx_fd(const struct dpaa_priv *priv, if (qm_fd_get_format(fd) == qm_fd_sg) /* Free the page frag that we allocated on Tx */ - skb_free_frag(phys_to_virt(addr)); + skb_free_frag(vaddr); return skb; } |