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authorDavid S. Miller <davem@davemloft.net>2009-05-19 00:08:20 -0400
committerDavid S. Miller <davem@davemloft.net>2009-05-19 00:08:20 -0400
commitbb803cfbecb03a0cf8dc7e1864f18dda6631af00 (patch)
tree6c0989693bea6f50cfa5c6bb14f52ec19668def3 /net/ipv4
parent3878fb6fdbceecca20b15748f807340854220f06 (diff)
parent511e11e396dc596825ce04d53d7f6d579404bc01 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/scsi/fcoe/fcoe.c
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/Kconfig2
-rw-r--r--net/ipv4/ipconfig.c12
-rw-r--r--net/ipv4/tcp.c5
3 files changed, 17 insertions, 2 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index b2cf91e4ccaa..9d26a3da37e5 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -407,7 +407,7 @@ config INET_XFRM_MODE_BEET
407 If unsure, say Y. 407 If unsure, say Y.
408 408
409config INET_LRO 409config INET_LRO
410 tristate "Large Receive Offload (ipv4/tcp)" 410 bool "Large Receive Offload (ipv4/tcp)"
411 411
412 ---help--- 412 ---help---
413 Support for Large Receive Offload (ipv4/tcp). 413 Support for Large Receive Offload (ipv4/tcp).
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 90d22ae0a419..88bf051d0cbb 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -139,6 +139,8 @@ __be32 ic_servaddr = NONE; /* Boot server IP address */
139__be32 root_server_addr = NONE; /* Address of NFS server */ 139__be32 root_server_addr = NONE; /* Address of NFS server */
140u8 root_server_path[256] = { 0, }; /* Path to mount as root */ 140u8 root_server_path[256] = { 0, }; /* Path to mount as root */
141 141
142u32 ic_dev_xid; /* Device under configuration */
143
142/* vendor class identifier */ 144/* vendor class identifier */
143static char vendor_class_identifier[253] __initdata; 145static char vendor_class_identifier[253] __initdata;
144 146
@@ -932,6 +934,13 @@ static int __init ic_bootp_recv(struct sk_buff *skb, struct net_device *dev, str
932 goto drop_unlock; 934 goto drop_unlock;
933 } 935 }
934 936
937 /* Is it a reply for the device we are configuring? */
938 if (b->xid != ic_dev_xid) {
939 if (net_ratelimit())
940 printk(KERN_ERR "DHCP/BOOTP: Ignoring delayed packet \n");
941 goto drop_unlock;
942 }
943
935 /* Parse extensions */ 944 /* Parse extensions */
936 if (ext_len >= 4 && 945 if (ext_len >= 4 &&
937 !memcmp(b->exten, ic_bootp_cookie, 4)) { /* Check magic cookie */ 946 !memcmp(b->exten, ic_bootp_cookie, 4)) { /* Check magic cookie */
@@ -1115,6 +1124,9 @@ static int __init ic_dynamic(void)
1115 get_random_bytes(&timeout, sizeof(timeout)); 1124 get_random_bytes(&timeout, sizeof(timeout));
1116 timeout = CONF_BASE_TIMEOUT + (timeout % (unsigned) CONF_TIMEOUT_RANDOM); 1125 timeout = CONF_BASE_TIMEOUT + (timeout % (unsigned) CONF_TIMEOUT_RANDOM);
1117 for (;;) { 1126 for (;;) {
1127 /* Track the device we are configuring */
1128 ic_dev_xid = d->xid;
1129
1118#ifdef IPCONFIG_BOOTP 1130#ifdef IPCONFIG_BOOTP
1119 if (do_bootp && (d->able & IC_BOOTP)) 1131 if (do_bootp && (d->able & IC_BOOTP))
1120 ic_bootp_send_if(d, jiffies - start_jiffies); 1132 ic_bootp_send_if(d, jiffies - start_jiffies);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 1d7f49c6f0ca..7a0f0b27bf1f 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1321,6 +1321,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
1321 struct task_struct *user_recv = NULL; 1321 struct task_struct *user_recv = NULL;
1322 int copied_early = 0; 1322 int copied_early = 0;
1323 struct sk_buff *skb; 1323 struct sk_buff *skb;
1324 u32 urg_hole = 0;
1324 1325
1325 lock_sock(sk); 1326 lock_sock(sk);
1326 1327
@@ -1532,7 +1533,8 @@ do_prequeue:
1532 } 1533 }
1533 } 1534 }
1534 } 1535 }
1535 if ((flags & MSG_PEEK) && peek_seq != tp->copied_seq) { 1536 if ((flags & MSG_PEEK) &&
1537 (peek_seq - copied - urg_hole != tp->copied_seq)) {
1536 if (net_ratelimit()) 1538 if (net_ratelimit())
1537 printk(KERN_DEBUG "TCP(%s:%d): Application bug, race in MSG_PEEK.\n", 1539 printk(KERN_DEBUG "TCP(%s:%d): Application bug, race in MSG_PEEK.\n",
1538 current->comm, task_pid_nr(current)); 1540 current->comm, task_pid_nr(current));
@@ -1553,6 +1555,7 @@ do_prequeue:
1553 if (!urg_offset) { 1555 if (!urg_offset) {
1554 if (!sock_flag(sk, SOCK_URGINLINE)) { 1556 if (!sock_flag(sk, SOCK_URGINLINE)) {
1555 ++*seq; 1557 ++*seq;
1558 urg_hole++;
1556 offset++; 1559 offset++;
1557 used--; 1560 used--;
1558 if (!used) 1561 if (!used)