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authorArnaldo Carvalho de Melo <acme@ghostprotocols.net>2007-03-31 11:55:19 -0300
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:29 -0700
commit27d7ff46a3498d3debc6ba68fb8014c702b81170 (patch)
treeb5a0c617cf8339524d3b1f1633e08eae7b94cf86 /drivers/net/irda
parent3dbad80ac7632f243b824d469301abb97ec634a1 (diff)
[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}
To clearly state the intent of copying to linear sk_buffs, _offset being a overly long variant but interesting for the sake of saving some bytes. Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Diffstat (limited to 'drivers/net/irda')
-rw-r--r--drivers/net/irda/ali-ircc.c2
-rw-r--r--drivers/net/irda/au1k_ir.c2
-rw-r--r--drivers/net/irda/donauboe.c4
-rw-r--r--drivers/net/irda/mcs7780.c4
-rw-r--r--drivers/net/irda/nsc-ircc.c8
-rw-r--r--drivers/net/irda/pxaficp_ir.c2
-rw-r--r--drivers/net/irda/stir4200.c2
-rw-r--r--drivers/net/irda/via-ircc.c6
-rw-r--r--drivers/net/irda/w83977af_ir.c8
9 files changed, 23 insertions, 15 deletions
diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c
index fb2248a25516..f9c889c0dd07 100644
--- a/drivers/net/irda/ali-ircc.c
+++ b/drivers/net/irda/ali-ircc.c
@@ -1923,7 +1923,7 @@ static int ali_ircc_dma_receive_complete(struct ali_ircc_cb *self)
/* Copy frame without CRC, CRC is removed by hardware*/
skb_put(skb, len);
- memcpy(skb->data, self->rx_buff.data, len);
+ skb_copy_to_linear_data(skb, self->rx_buff.data, len);
/* Move to next frame */
self->rx_buff.data += len;
diff --git a/drivers/net/irda/au1k_ir.c b/drivers/net/irda/au1k_ir.c
index cdd1f6c1e741..4dbdfaaf37bf 100644
--- a/drivers/net/irda/au1k_ir.c
+++ b/drivers/net/irda/au1k_ir.c
@@ -604,7 +604,7 @@ static int au1k_irda_rx(struct net_device *dev)
skb_put(skb, count);
else
skb_put(skb, count-2);
- memcpy(skb->data, (void *)pDB->vaddr, count-2);
+ skb_copy_to_linear_data(skb, pDB->vaddr, count - 2);
skb->dev = dev;
skb_reset_mac_header(skb);
skb->protocol = htons(ETH_P_IRDA);
diff --git a/drivers/net/irda/donauboe.c b/drivers/net/irda/donauboe.c
index 9987a0dc1eaf..3ca47bf6dfec 100644
--- a/drivers/net/irda/donauboe.c
+++ b/drivers/net/irda/donauboe.c
@@ -1282,8 +1282,8 @@ dumpbufs(self->rx_bufs[self->rxs],len,'<');
skb_reserve (skb, 1);
skb_put (skb, len);
- memcpy (skb->data, self->rx_bufs[self->rxs], len);
-
+ skb_copy_to_linear_data(skb, self->rx_bufs[self->rxs],
+ len);
self->stats.rx_packets++;
skb->dev = self->netdev;
skb_reset_mac_header(skb);
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 4b0037e498f8..54d1d543c92c 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -426,7 +426,7 @@ static void mcs_unwrap_mir(struct mcs_cb *mcs, __u8 *buf, int len)
}
skb_reserve(skb, 1);
- memcpy(skb->data, buf, new_len);
+ skb_copy_to_linear_data(skb, buf, new_len);
skb_put(skb, new_len);
skb_reset_mac_header(skb);
skb->protocol = htons(ETH_P_IRDA);
@@ -479,7 +479,7 @@ static void mcs_unwrap_fir(struct mcs_cb *mcs, __u8 *buf, int len)
}
skb_reserve(skb, 1);
- memcpy(skb->data, buf, new_len);
+ skb_copy_to_linear_data(skb, buf, new_len);
skb_put(skb, new_len);
skb_reset_mac_header(skb);
skb->protocol = htons(ETH_P_IRDA);
diff --git a/drivers/net/irda/nsc-ircc.c b/drivers/net/irda/nsc-ircc.c
index 0ff992714136..d96c89751a71 100644
--- a/drivers/net/irda/nsc-ircc.c
+++ b/drivers/net/irda/nsc-ircc.c
@@ -1868,10 +1868,14 @@ static int nsc_ircc_dma_receive_complete(struct nsc_ircc_cb *self, int iobase)
/* Copy frame without CRC */
if (self->io.speed < 4000000) {
skb_put(skb, len-2);
- memcpy(skb->data, self->rx_buff.data, len-2);
+ skb_copy_to_linear_data(skb,
+ self->rx_buff.data,
+ len - 2);
} else {
skb_put(skb, len-4);
- memcpy(skb->data, self->rx_buff.data, len-4);
+ skb_copy_to_linear_data(skb,
+ self->rx_buff.data,
+ len - 4);
}
/* Move to next frame */
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index b3e1107420af..fb196fd91855 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -386,7 +386,7 @@ static void pxa_irda_fir_irq_eif(struct pxa_irda *si, struct net_device *dev, in
/* Align IP header to 20 bytes */
skb_reserve(skb, 1);
- memcpy(skb->data, si->dma_rx_buff, len);
+ skb_copy_to_linear_data(skb, si->dma_rx_buff, len);
skb_put(skb, len);
/* Feed it to IrLAP */
diff --git a/drivers/net/irda/stir4200.c b/drivers/net/irda/stir4200.c
index aec86a214340..755aa444a4dd 100644
--- a/drivers/net/irda/stir4200.c
+++ b/drivers/net/irda/stir4200.c
@@ -348,7 +348,7 @@ static void fir_eof(struct stir_cb *stir)
}
skb_reserve(nskb, 1);
skb = nskb;
- memcpy(nskb->data, rx_buff->data, len);
+ skb_copy_to_linear_data(nskb, rx_buff->data, len);
} else {
nskb = dev_alloc_skb(rx_buff->truesize);
if (unlikely(!nskb)) {
diff --git a/drivers/net/irda/via-ircc.c b/drivers/net/irda/via-ircc.c
index 45bbd6686151..ff5358574d0a 100644
--- a/drivers/net/irda/via-ircc.c
+++ b/drivers/net/irda/via-ircc.c
@@ -1189,7 +1189,7 @@ F01_E */
skb_reserve(skb, 1);
skb_put(skb, len - 4);
- memcpy(skb->data, self->rx_buff.data, len - 4);
+ skb_copy_to_linear_data(skb, self->rx_buff.data, len - 4);
IRDA_DEBUG(2, "%s(): len=%x.rx_buff=%p\n", __FUNCTION__,
len - 4, self->rx_buff.data);
@@ -1234,7 +1234,7 @@ static int upload_rxdata(struct via_ircc_cb *self, int iobase)
}
skb_reserve(skb, 1);
skb_put(skb, len - 4 + 1);
- memcpy(skb->data, self->rx_buff.data, len - 4 + 1);
+ skb_copy_to_linear_data(skb, self->rx_buff.data, len - 4 + 1);
st_fifo->tail++;
st_fifo->len++;
if (st_fifo->tail > MAX_RX_WINDOW)
@@ -1303,7 +1303,7 @@ static int RxTimerHandler(struct via_ircc_cb *self, int iobase)
}
skb_reserve(skb, 1);
skb_put(skb, len - 4);
- memcpy(skb->data, self->rx_buff.data, len - 4);
+ skb_copy_to_linear_data(skb, self->rx_buff.data, len - 4);
IRDA_DEBUG(2, "%s(): len=%x.head=%x\n", __FUNCTION__,
len - 4, st_fifo->head);
diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index 0d4a68618fc1..5182e800cc18 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -908,10 +908,14 @@ int w83977af_dma_receive_complete(struct w83977af_ir *self)
/* Copy frame without CRC */
if (self->io.speed < 4000000) {
skb_put(skb, len-2);
- memcpy(skb->data, self->rx_buff.data, len-2);
+ skb_copy_to_linear_data(skb,
+ self->rx_buff.data,
+ len - 2);
} else {
skb_put(skb, len-4);
- memcpy(skb->data, self->rx_buff.data, len-4);
+ skb_copy_to_linear_data(skb,
+ self->rx_buff.data,
+ len - 4);
}
/* Move to next frame */