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Diffstat (limited to 'net')
-rw-r--r--net/dccp/ipv4.c9
-rw-r--r--net/dccp/ipv6.c8
-rw-r--r--net/dccp/output.c14
3 files changed, 7 insertions, 24 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index de64e6c7f93d..ce8eed32dbeb 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -212,12 +212,9 @@ static void dccp_v4_reqsk_send_ack(struct sk_buff *rxskb,
/* Reserve space for headers. */
skb_reserve(skb, dccp_v4_ctl_socket->sk->sk_prot->max_header);
-
skb->dst = dst_clone(rxskb->dst);
- skb->h.raw = skb_push(skb, dccp_hdr_ack_len);
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_hdr_ack_len);
+ dh = dccp_zeroed_hdr(skb, dccp_hdr_ack_len);
/* Build DCCP header and checksum it. */
dh->dccph_type = DCCP_PKT_ACK;
@@ -720,9 +717,7 @@ static void dccp_v4_ctl_send_reset(struct sk_buff *rxskb)
skb_reserve(skb, dccp_v4_ctl_socket->sk->sk_prot->max_header);
skb->dst = dst_clone(dst);
- skb->h.raw = skb_push(skb, dccp_hdr_reset_len);
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_hdr_reset_len);
+ dh = dccp_zeroed_hdr(skb, dccp_hdr_reset_len);
/* Build DCCP header and checksum it. */
dh->dccph_type = DCCP_PKT_RESET;
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 6f1c2ad88608..116bddb64b80 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -537,9 +537,7 @@ static void dccp_v6_ctl_send_reset(struct sk_buff *rxskb)
skb_reserve(skb, dccp_v6_ctl_socket->sk->sk_prot->max_header);
- skb->h.raw = skb_push(skb, dccp_hdr_reset_len);
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_hdr_reset_len);
+ dh = dccp_zeroed_hdr(skb, dccp_hdr_reset_len);
/* Swap the send and the receive. */
dh->dccph_type = DCCP_PKT_RESET;
@@ -601,9 +599,7 @@ static void dccp_v6_reqsk_send_ack(struct sk_buff *rxskb,
skb_reserve(skb, dccp_v6_ctl_socket->sk->sk_prot->max_header);
- skb->h.raw = skb_push(skb, dccp_hdr_ack_len);
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_hdr_ack_len);
+ dh = dccp_zeroed_hdr(skb, dccp_hdr_ack_len);
/* Build DCCP header and checksum it. */
dh->dccph_type = DCCP_PKT_ACK;
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 2cc4f4b2a9dd..1ae2248557c6 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -88,11 +88,9 @@ static int dccp_transmit_skb(struct sock *sk, struct sk_buff *skb)
return -EPROTO;
}
- skb->h.raw = skb_push(skb, dccp_header_size);
- dh = dccp_hdr(skb);
/* Build DCCP header and checksum it. */
- memset(dh, 0, dccp_header_size);
+ dh = dccp_zeroed_hdr(skb, dccp_header_size);
dh->dccph_type = dcb->dccpd_type;
dh->dccph_sport = inet->sport;
dh->dccph_dport = inet->dport;
@@ -340,10 +338,7 @@ struct sk_buff *dccp_make_response(struct sock *sk, struct dst_entry *dst,
return NULL;
}
- skb->h.raw = skb_push(skb, dccp_header_size);
-
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_header_size);
+ dh = dccp_zeroed_hdr(skb, dccp_header_size);
dh->dccph_sport = inet_sk(sk)->sport;
dh->dccph_dport = inet_rsk(req)->rmt_port;
@@ -392,10 +387,7 @@ static struct sk_buff *dccp_make_reset(struct sock *sk, struct dst_entry *dst,
return NULL;
}
- skb->h.raw = skb_push(skb, dccp_header_size);
-
- dh = dccp_hdr(skb);
- memset(dh, 0, dccp_header_size);
+ dh = dccp_zeroed_hdr(skb, dccp_header_size);
dh->dccph_sport = inet_sk(sk)->sport;
dh->dccph_dport = inet_sk(sk)->dport;