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authorArnaldo Carvalho de Melo <acme@mandriva.com>2005-12-27 02:42:22 -0200
committerDavid S. Miller <davem@sunset.davemloft.net>2006-01-03 13:11:19 -0800
commit25995ff577675b58dbd848b7758e7bad87411947 (patch)
tree4d47595b01f8645552fa8af7b2be2019f133fefb /net
parentce1d4d3e88b3a69d23c3feb436a0b36b6ca0642b (diff)
[SOCK]: Introduce sk_receive_skb
Its common enough to to justify that, TCP still can't use it as it has the prequeueing stuff, still to be made generic in the not so distant future :-) Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/dccp/ipv4.c23
-rw-r--r--net/dccp/ipv6.c17
-rw-r--r--net/decnet/dn_nsp_in.c17
3 files changed, 4 insertions, 53 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index c363051a7f1..99e8afa7ba1 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -914,7 +914,6 @@ int dccp_v4_rcv(struct sk_buff *skb)
{
const struct dccp_hdr *dh;
struct sock *sk;
- int rc;
/* Step 1: Check header basics: */
@@ -984,28 +983,10 @@ int dccp_v4_rcv(struct sk_buff *skb)
goto do_time_wait;
}
- if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) {
- dccp_pr_debug("xfrm4_policy_check failed\n");
+ if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
- }
-
- if (sk_filter(sk, skb, 0)) {
- dccp_pr_debug("sk_filter failed\n");
- goto discard_and_relse;
- }
-
- skb->dev = NULL;
- bh_lock_sock(sk);
- rc = 0;
- if (!sock_owned_by_user(sk))
- rc = dccp_v4_do_rcv(sk, skb);
- else
- sk_add_backlog(sk, skb);
- bh_unlock_sock(sk);
-
- sock_put(sk);
- return rc;
+ return sk_receive_skb(sk, skb);
no_dccp_socket:
if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb))
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 599b0be2151..2e194c8f995 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -1032,7 +1032,6 @@ static int dccp_v6_rcv(struct sk_buff **pskb, unsigned int *nhoffp)
const struct dccp_hdr *dh;
struct sk_buff *skb = *pskb;
struct sock *sk;
- int rc;
/* Step 1: Check header basics: */
@@ -1077,21 +1076,7 @@ static int dccp_v6_rcv(struct sk_buff **pskb, unsigned int *nhoffp)
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
- if (sk_filter(sk, skb, 0))
- goto discard_and_relse;
-
- skb->dev = NULL;
-
- bh_lock_sock(sk);
- rc = 0;
- if (!sock_owned_by_user(sk))
- rc = dccp_v6_do_rcv(sk, skb);
- else
- sk_add_backlog(sk, skb);
- bh_unlock_sock(sk);
-
- sock_put(sk);
- return rc ? -1 : 0;
+ return sk_receive_skb(sk, skb) ? -1 : 0;
no_dccp_socket:
if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb))
diff --git a/net/decnet/dn_nsp_in.c b/net/decnet/dn_nsp_in.c
index 369f25b60f3..44bda85e678 100644
--- a/net/decnet/dn_nsp_in.c
+++ b/net/decnet/dn_nsp_in.c
@@ -793,7 +793,6 @@ static int dn_nsp_rx_packet(struct sk_buff *skb)
got_it:
if (sk != NULL) {
struct dn_scp *scp = DN_SK(sk);
- int ret;
/* Reset backoff */
scp->nsp_rxtshift = 0;
@@ -807,21 +806,7 @@ got_it:
goto free_out;
}
- bh_lock_sock(sk);
- ret = NET_RX_SUCCESS;
- if (decnet_debug_level & 8)
- printk(KERN_DEBUG "NSP: 0x%02x 0x%02x 0x%04x 0x%04x %d\n",
- (int)cb->rt_flags, (int)cb->nsp_flags,
- (int)cb->src_port, (int)cb->dst_port,
- !!sock_owned_by_user(sk));
- if (!sock_owned_by_user(sk))
- ret = dn_nsp_backlog_rcv(sk, skb);
- else
- sk_add_backlog(sk, skb);
- bh_unlock_sock(sk);
- sock_put(sk);
-
- return ret;
+ return sk_receive_skb(sk, skb);
}
return dn_nsp_no_socket(skb, reason);