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-rw-r--r--drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c7
-rw-r--r--drivers/net/hyperv/hyperv_net.h2
-rw-r--r--drivers/net/usb/Kconfig4
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c2
-rw-r--r--drivers/net/wireless/Kconfig1
-rw-r--r--include/net/sock.h6
-rw-r--r--include/uapi/linux/in6.h2
-rw-r--r--net/ipv4/tcp.c12
-rw-r--r--net/ipv4/tcp_ipv4.c36
-rw-r--r--net/ipv4/tcp_offload.c8
-rw-r--r--net/ipv6/tcp_ipv6.c25
-rw-r--r--net/netlink/af_netlink.c1
-rw-r--r--net/netlink/af_netlink.h1
-rw-r--r--net/netlink/diag.c3
-rw-r--r--net/socket.c20
15 files changed, 86 insertions, 44 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 4247356c16ff..1a162d21d8ac 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -6527,11 +6527,9 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* We control everything through one PF */
func = SOURCEPF_GET(readl(adapter->regs + PL_WHOAMI));
- if ((pdev->device == 0xa000 && func != 0) ||
- func != ent->driver_data) {
+ if (func != ent->driver_data) {
pci_save_state(pdev); /* to restore SR-IOV later */
- err = 0;
- goto out_unmap_bar0;
+ goto sriov;
}
adapter->pdev = pdev;
@@ -6697,6 +6695,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (is_offload(adapter))
attach_ulds(adapter);
+sriov:
#ifdef CONFIG_PCI_IOV
if (func < ARRAY_SIZE(num_vf) && num_vf[func] > 0)
if (pci_enable_sriov(pdev, num_vf[func]) == 0)
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h
index 02a3ee282eee..d5e07def6a59 100644
--- a/drivers/net/hyperv/hyperv_net.h
+++ b/drivers/net/hyperv/hyperv_net.h
@@ -585,7 +585,7 @@ struct nvsp_message {
#define NETVSC_RECEIVE_BUFFER_SIZE (1024*1024*16) /* 16MB */
#define NETVSC_RECEIVE_BUFFER_SIZE_LEGACY (1024*1024*15) /* 15MB */
-#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 16) /* 16MB */
+#define NETVSC_SEND_BUFFER_SIZE (1024 * 1024 * 15) /* 15MB */
#define NETVSC_INVALID_INDEX -1
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index 9f194a0bef7c..37eed4d84e9c 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -5,8 +5,8 @@ comment "Host-side USB support is needed for USB Network Adapter support"
depends on !USB && NET
menuconfig USB_NET_DRIVERS
- bool "USB Network Adapters"
- default y
+ tristate "USB Network Adapters"
+ default USB if USB
depends on USB && NET
if USB_NET_DRIVERS
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index b76f7dcde0db..d0db371c30a7 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -766,7 +766,7 @@ vmxnet3_map_pkt(struct sk_buff *skb, struct vmxnet3_tx_ctx *ctx,
gdesc->dword[3] = 0;
netdev_dbg(adapter->netdev,
- "txd[%u]: 0x%llu %u %u\n",
+ "txd[%u]: 0x%llx %u %u\n",
tq->tx_ring.next2fill, le64_to_cpu(gdesc->txd.addr),
le32_to_cpu(gdesc->dword[2]), gdesc->dword[3]);
vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index b2137e8f7ca6..16604bdf5197 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -189,6 +189,7 @@ config USB_NET_RNDIS_WLAN
tristate "Wireless RNDIS USB support"
depends on USB
depends on CFG80211
+ select USB_NET_DRIVERS
select USB_USBNET
select USB_NET_CDCETHER
select USB_NET_RNDIS_HOST
diff --git a/include/net/sock.h b/include/net/sock.h
index 52fe0bc5598a..38805fa02e48 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2199,9 +2199,11 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
/**
* sock_tx_timestamp - checks whether the outgoing packet is to be time stamped
* @sk: socket sending this packet
- * @tx_flags: filled with instructions for time stamping
+ * @tx_flags: completed with instructions for time stamping
+ *
+ * Note : callers should take care of initial *tx_flags value (usually 0)
*/
-void sock_tx_timestamp(struct sock *sk, __u8 *tx_flags);
+void sock_tx_timestamp(const struct sock *sk, __u8 *tx_flags);
/**
* sk_eat_skb - Release a skb if it is no longer needed
diff --git a/include/uapi/linux/in6.h b/include/uapi/linux/in6.h
index 22b7a69619d8..74a2a1773494 100644
--- a/include/uapi/linux/in6.h
+++ b/include/uapi/linux/in6.h
@@ -233,7 +233,6 @@ struct in6_flowlabel_req {
#if 0 /* not yet */
#define IPV6_USE_MIN_MTU 63
#endif
-#define IPV6_AUTOFLOWLABEL 64
/*
* Netfilter (1)
@@ -262,6 +261,7 @@ struct in6_flowlabel_req {
* IP6T_SO_ORIGINAL_DST 80
*/
+#define IPV6_AUTOFLOWLABEL 70
/* RFC5014: Source address selection */
#define IPV6_ADDR_PREFERENCES 72
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 744af67a5989..181b70ebd964 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -426,13 +426,15 @@ void tcp_init_sock(struct sock *sk)
}
EXPORT_SYMBOL(tcp_init_sock);
-void tcp_tx_timestamp(struct sock *sk, struct sk_buff *skb)
+static void tcp_tx_timestamp(struct sock *sk, struct sk_buff *skb)
{
- struct skb_shared_info *shinfo = skb_shinfo(skb);
+ if (sk->sk_tsflags) {
+ struct skb_shared_info *shinfo = skb_shinfo(skb);
- sock_tx_timestamp(sk, &shinfo->tx_flags);
- if (shinfo->tx_flags & SKBTX_ANY_SW_TSTAMP)
- shinfo->tskey = TCP_SKB_CB(skb)->seq + skb->len - 1;
+ sock_tx_timestamp(sk, &shinfo->tx_flags);
+ if (shinfo->tx_flags & SKBTX_ANY_TSTAMP)
+ shinfo->tskey = TCP_SKB_CB(skb)->seq + skb->len - 1;
+ }
}
/*
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 992a1f926009..dceff5fe8e66 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1167,7 +1167,8 @@ clear_hash_noput:
}
EXPORT_SYMBOL(tcp_v4_md5_hash_skb);
-static bool tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
+static bool __tcp_v4_inbound_md5_hash(struct sock *sk,
+ const struct sk_buff *skb)
{
/*
* This gets called for each TCP segment that arrives
@@ -1220,6 +1221,17 @@ static bool tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
return false;
}
+static bool tcp_v4_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
+{
+ bool ret;
+
+ rcu_read_lock();
+ ret = __tcp_v4_inbound_md5_hash(sk, skb);
+ rcu_read_unlock();
+
+ return ret;
+}
+
#endif
static void tcp_v4_init_req(struct request_sock *req, struct sock *sk,
@@ -1432,16 +1444,6 @@ static struct sock *tcp_v4_hnd_req(struct sock *sk, struct sk_buff *skb)
int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
{
struct sock *rsk;
-#ifdef CONFIG_TCP_MD5SIG
- /*
- * We really want to reject the packet as early as possible
- * if:
- * o We're expecting an MD5'd packet and this is no MD5 tcp option
- * o There is an MD5 option and we're not expecting one
- */
- if (tcp_v4_inbound_md5_hash(sk, skb))
- goto discard;
-#endif
if (sk->sk_state == TCP_ESTABLISHED) { /* Fast path */
struct dst_entry *dst = sk->sk_rx_dst;
@@ -1644,6 +1646,18 @@ process:
if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
+
+#ifdef CONFIG_TCP_MD5SIG
+ /*
+ * We really want to reject the packet as early as possible
+ * if:
+ * o We're expecting an MD5'd packet and this is no MD5 tcp option
+ * o There is an MD5 option and we're not expecting one
+ */
+ if (tcp_v4_inbound_md5_hash(sk, skb))
+ goto discard_and_relse;
+#endif
+
nf_reset(skb);
if (sk_filter(sk, skb))
diff --git a/net/ipv4/tcp_offload.c b/net/ipv4/tcp_offload.c
index f597119fc4e7..bc1b83cb8309 100644
--- a/net/ipv4/tcp_offload.c
+++ b/net/ipv4/tcp_offload.c
@@ -14,12 +14,12 @@
#include <net/tcp.h>
#include <net/protocol.h>
-void tcp_gso_tstamp(struct sk_buff *skb, unsigned int ts_seq, unsigned int seq,
- unsigned int mss)
+static void tcp_gso_tstamp(struct sk_buff *skb, unsigned int ts_seq,
+ unsigned int seq, unsigned int mss)
{
while (skb) {
- if (ts_seq < (__u64) seq + mss) {
- skb_shinfo(skb)->tx_flags = SKBTX_SW_TSTAMP;
+ if (before(ts_seq, seq + mss)) {
+ skb_shinfo(skb)->tx_flags |= SKBTX_SW_TSTAMP;
skb_shinfo(skb)->tskey = ts_seq;
return;
}
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 22055b098428..f2ce95502392 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -667,7 +667,8 @@ clear_hash_noput:
return 1;
}
-static int tcp_v6_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
+static int __tcp_v6_inbound_md5_hash(struct sock *sk,
+ const struct sk_buff *skb)
{
const __u8 *hash_location = NULL;
struct tcp_md5sig_key *hash_expected;
@@ -707,6 +708,18 @@ static int tcp_v6_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
}
return 0;
}
+
+static int tcp_v6_inbound_md5_hash(struct sock *sk, const struct sk_buff *skb)
+{
+ int ret;
+
+ rcu_read_lock();
+ ret = __tcp_v6_inbound_md5_hash(sk, skb);
+ rcu_read_unlock();
+
+ return ret;
+}
+
#endif
static void tcp_v6_init_req(struct request_sock *req, struct sock *sk,
@@ -1247,11 +1260,6 @@ static int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
if (skb->protocol == htons(ETH_P_IP))
return tcp_v4_do_rcv(sk, skb);
-#ifdef CONFIG_TCP_MD5SIG
- if (tcp_v6_inbound_md5_hash(sk, skb))
- goto discard;
-#endif
-
if (sk_filter(sk, skb))
goto discard;
@@ -1424,6 +1432,11 @@ process:
if (!xfrm6_policy_check(sk, XFRM_POLICY_IN, skb))
goto discard_and_relse;
+#ifdef CONFIG_TCP_MD5SIG
+ if (tcp_v6_inbound_md5_hash(sk, skb))
+ goto discard_and_relse;
+#endif
+
if (sk_filter(sk, skb))
goto discard_and_relse;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 479a344563d8..a324b4b34c90 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -104,6 +104,7 @@ static atomic_t nl_table_users = ATOMIC_INIT(0);
/* Protects netlink socket hash table mutations */
DEFINE_MUTEX(nl_sk_hash_lock);
+EXPORT_SYMBOL_GPL(nl_sk_hash_lock);
static int lockdep_nl_sk_hash_is_held(void)
{
diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index 60f631fb7087..b20a1731759b 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -73,5 +73,6 @@ struct netlink_table {
extern struct netlink_table *nl_table;
extern rwlock_t nl_table_lock;
+extern struct mutex nl_sk_hash_lock;
#endif
diff --git a/net/netlink/diag.c b/net/netlink/diag.c
index 7301850eb56f..de8c74a3c061 100644
--- a/net/netlink/diag.c
+++ b/net/netlink/diag.c
@@ -170,6 +170,7 @@ static int netlink_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
req = nlmsg_data(cb->nlh);
+ mutex_lock(&nl_sk_hash_lock);
read_lock(&nl_table_lock);
if (req->sdiag_protocol == NDIAG_PROTO_ALL) {
@@ -183,6 +184,7 @@ static int netlink_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
} else {
if (req->sdiag_protocol >= MAX_LINKS) {
read_unlock(&nl_table_lock);
+ mutex_unlock(&nl_sk_hash_lock);
return -ENOENT;
}
@@ -190,6 +192,7 @@ static int netlink_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
}
read_unlock(&nl_table_lock);
+ mutex_unlock(&nl_sk_hash_lock);
return skb->len;
}
diff --git a/net/socket.c b/net/socket.c
index ae89569a2db5..95ee7d8682e7 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -610,20 +610,26 @@ void sock_release(struct socket *sock)
}
EXPORT_SYMBOL(sock_release);
-void sock_tx_timestamp(struct sock *sk, __u8 *tx_flags)
+void sock_tx_timestamp(const struct sock *sk, __u8 *tx_flags)
{
- *tx_flags = 0;
+ u8 flags = *tx_flags;
+
if (sk->sk_tsflags & SOF_TIMESTAMPING_TX_HARDWARE)
- *tx_flags |= SKBTX_HW_TSTAMP;
+ flags |= SKBTX_HW_TSTAMP;
+
if (sk->sk_tsflags & SOF_TIMESTAMPING_TX_SOFTWARE)
- *tx_flags |= SKBTX_SW_TSTAMP;
+ flags |= SKBTX_SW_TSTAMP;
+
if (sk->sk_tsflags & SOF_TIMESTAMPING_TX_SCHED)
- *tx_flags |= SKBTX_SCHED_TSTAMP;
+ flags |= SKBTX_SCHED_TSTAMP;
+
if (sk->sk_tsflags & SOF_TIMESTAMPING_TX_ACK)
- *tx_flags |= SKBTX_ACK_TSTAMP;
+ flags |= SKBTX_ACK_TSTAMP;
if (sock_flag(sk, SOCK_WIFI_STATUS))
- *tx_flags |= SKBTX_WIFI_STATUS;
+ flags |= SKBTX_WIFI_STATUS;
+
+ *tx_flags = flags;
}
EXPORT_SYMBOL(sock_tx_timestamp);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-02 13:01:20 +0000