diff options
| -rw-r--r-- | drivers/net/usb/asix_common.c | 9 | ||||
| -rw-r--r-- | drivers/net/usb/ax88179_178a.c | 11 | ||||
| -rw-r--r-- | drivers/net/usb/lan78xx.c | 11 | ||||
| -rw-r--r-- | drivers/net/usb/smsc75xx.c | 11 | ||||
| -rw-r--r-- | drivers/net/usb/sr9800.c | 9 |
5 files changed, 20 insertions, 31 deletions
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c index b39ee714fb01..e39f41efda3e 100644 --- a/drivers/net/usb/asix_common.c +++ b/drivers/net/usb/asix_common.c @@ -221,6 +221,7 @@ struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, int tailroom = skb_tailroom(skb); u32 packet_len; u32 padbytes = 0xffff0000; + void *ptr; padlen = ((skb->len + 4) & (dev->maxpacket - 1)) ? 0 : 4; @@ -256,13 +257,11 @@ struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, } packet_len = ((skb->len ^ 0x0000ffff) << 16) + skb->len; - skb_push(skb, 4); - cpu_to_le32s(&packet_len); - skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len)); + ptr = skb_push(skb, 4); + put_unaligned_le32(packet_len, ptr); if (padlen) { - cpu_to_le32s(&padbytes); - memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); + put_unaligned_le32(padbytes, skb_tail_pointer(skb)); skb_put(skb, sizeof(padbytes)); } diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index 72d165114b67..daa54486ab09 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -1421,6 +1421,7 @@ ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) int frame_size = dev->maxpacket; int mss = skb_shinfo(skb)->gso_size; int headroom; + void *ptr; tx_hdr1 = skb->len; tx_hdr2 = mss; @@ -1435,13 +1436,9 @@ ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) return NULL; } - skb_push(skb, 4); - cpu_to_le32s(&tx_hdr2); - skb_copy_to_linear_data(skb, &tx_hdr2, 4); - - skb_push(skb, 4); - cpu_to_le32s(&tx_hdr1); - skb_copy_to_linear_data(skb, &tx_hdr1, 4); + ptr = skb_push(skb, 8); + put_unaligned_le32(tx_hdr1, ptr); + put_unaligned_le32(tx_hdr2, ptr + 4); return skb; } diff --git a/drivers/net/usb/lan78xx.c b/drivers/net/usb/lan78xx.c index 9c33b35bd155..769bb262fbec 100644 --- a/drivers/net/usb/lan78xx.c +++ b/drivers/net/usb/lan78xx.c @@ -2729,6 +2729,7 @@ static struct sk_buff *lan78xx_tx_prep(struct lan78xx_net *dev, struct sk_buff *skb, gfp_t flags) { u32 tx_cmd_a, tx_cmd_b; + void *ptr; if (skb_cow_head(skb, TX_OVERHEAD)) { dev_kfree_skb_any(skb); @@ -2757,13 +2758,9 @@ static struct sk_buff *lan78xx_tx_prep(struct lan78xx_net *dev, tx_cmd_b |= skb_vlan_tag_get(skb) & TX_CMD_B_VTAG_MASK_; } - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_b); - memcpy(skb->data, &tx_cmd_b, 4); - - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_a); - memcpy(skb->data, &tx_cmd_a, 4); + ptr = skb_push(skb, 8); + put_unaligned_le32(tx_cmd_a, ptr); + put_unaligned_le32(tx_cmd_b, ptr + 4); return skb; } diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index 7fac9db5380d..9556d431885f 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -2255,6 +2255,7 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) { u32 tx_cmd_a, tx_cmd_b; + void *ptr; if (skb_cow_head(skb, SMSC75XX_TX_OVERHEAD)) { dev_kfree_skb_any(skb); @@ -2275,13 +2276,9 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev, tx_cmd_b = 0; } - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_b); - memcpy(skb->data, &tx_cmd_b, 4); - - skb_push(skb, 4); - cpu_to_le32s(&tx_cmd_a); - memcpy(skb->data, &tx_cmd_a, 4); + ptr = skb_push(skb, 8); + put_unaligned_le32(tx_cmd_a, ptr); + put_unaligned_le32(tx_cmd_b, ptr + 4); return skb; } diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c index 35f39f23d881..c5d4a0060124 100644 --- a/drivers/net/usb/sr9800.c +++ b/drivers/net/usb/sr9800.c @@ -115,6 +115,7 @@ static struct sk_buff *sr_tx_fixup(struct usbnet *dev, struct sk_buff *skb, u32 padbytes = 0xffff0000; u32 packet_len; int padlen; + void *ptr; padlen = ((skb->len + 4) % (dev->maxpacket - 1)) ? 0 : 4; @@ -133,14 +134,12 @@ static struct sk_buff *sr_tx_fixup(struct usbnet *dev, struct sk_buff *skb, return NULL; } - skb_push(skb, 4); + ptr = skb_push(skb, 4); packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4); - cpu_to_le32s(&packet_len); - skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len)); + put_unaligned_le32(packet_len, ptr); if (padlen) { - cpu_to_le32s(&padbytes); - memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); + put_unaligned_le32(padbytes, skb_tail_pointer(skb)); skb_put(skb, sizeof(padbytes)); } |