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-rw-r--r--net/ipv4/inet_lro.c16
-rw-r--r--net/ipv4/ipconfig.c22
-rw-r--r--net/ipv4/raw.c4
-rw-r--r--net/ipv4/route.c8
4 files changed, 33 insertions, 17 deletions
diff --git a/net/ipv4/inet_lro.c b/net/ipv4/inet_lro.c
index 9a96c277393..4a4d49fca1f 100644
--- a/net/ipv4/inet_lro.c
+++ b/net/ipv4/inet_lro.c
@@ -310,7 +310,7 @@ static void lro_flush(struct net_lro_mgr *lro_mgr,
skb_shinfo(lro_desc->parent)->gso_size = lro_desc->mss;
if (lro_desc->vgrp) {
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(lro_desc->parent,
lro_desc->vgrp,
lro_desc->vlan_tag);
@@ -320,7 +320,7 @@ static void lro_flush(struct net_lro_mgr *lro_mgr,
lro_desc->vlan_tag);
} else {
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(lro_desc->parent);
else
netif_rx(lro_desc->parent);
@@ -352,7 +352,7 @@ static int __lro_proc_skb(struct net_lro_mgr *lro_mgr, struct sk_buff *skb,
goto out;
if ((skb->protocol == htons(ETH_P_8021Q))
- && !test_bit(LRO_F_EXTRACT_VLAN_ID, &lro_mgr->features))
+ && !(lro_mgr->features & LRO_F_EXTRACT_VLAN_ID))
vlan_hdr_len = VLAN_HLEN;
if (!lro_desc->active) { /* start new lro session */
@@ -474,7 +474,7 @@ static struct sk_buff *__lro_proc_segment(struct net_lro_mgr *lro_mgr,
goto out;
if ((skb->protocol == htons(ETH_P_8021Q))
- && !test_bit(LRO_F_EXTRACT_VLAN_ID, &lro_mgr->features))
+ && !(lro_mgr->features & LRO_F_EXTRACT_VLAN_ID))
vlan_hdr_len = VLAN_HLEN;
iph = (void *)(skb->data + vlan_hdr_len);
@@ -516,7 +516,7 @@ void lro_receive_skb(struct net_lro_mgr *lro_mgr,
void *priv)
{
if (__lro_proc_skb(lro_mgr, skb, NULL, 0, priv)) {
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(skb);
else
netif_rx(skb);
@@ -531,7 +531,7 @@ void lro_vlan_hwaccel_receive_skb(struct net_lro_mgr *lro_mgr,
void *priv)
{
if (__lro_proc_skb(lro_mgr, skb, vgrp, vlan_tag, priv)) {
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(skb, vgrp, vlan_tag);
else
vlan_hwaccel_rx(skb, vgrp, vlan_tag);
@@ -550,7 +550,7 @@ void lro_receive_frags(struct net_lro_mgr *lro_mgr,
if (!skb)
return;
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
netif_receive_skb(skb);
else
netif_rx(skb);
@@ -570,7 +570,7 @@ void lro_vlan_hwaccel_receive_frags(struct net_lro_mgr *lro_mgr,
if (!skb)
return;
- if (test_bit(LRO_F_NAPI, &lro_mgr->features))
+ if (lro_mgr->features & LRO_F_NAPI)
vlan_hwaccel_receive_skb(skb, vgrp, vlan_tag);
else
vlan_hwaccel_rx(skb, vgrp, vlan_tag);
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index 56a675734ea..b8f7763b226 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -1404,8 +1404,7 @@ static int __init ic_proto_name(char *name)
return 1;
}
if (!strcmp(name, "off") || !strcmp(name, "none")) {
- ic_enable = 0;
- return 1;
+ return 0;
}
#ifdef CONFIG_IP_PNP_DHCP
else if (!strcmp(name, "dhcp")) {
@@ -1442,10 +1441,22 @@ static int __init ip_auto_config_setup(char *addrs)
ic_set_manually = 1;
ic_enable = 1;
+ /*
+ * If any dhcp, bootp etc options are set, leave autoconfig on
+ * and skip the below static IP processing.
+ */
if (ic_proto_name(addrs))
return 1;
- /* Parse the whole string */
+ /* If no static IP is given, turn off autoconfig and bail. */
+ if (*addrs == 0 ||
+ strcmp(addrs, "off") == 0 ||
+ strcmp(addrs, "none") == 0) {
+ ic_enable = 0;
+ return 1;
+ }
+
+ /* Parse string for static IP assignment. */
ip = addrs;
while (ip && *ip) {
if ((cp = strchr(ip, ':')))
@@ -1483,7 +1494,10 @@ static int __init ip_auto_config_setup(char *addrs)
strlcpy(user_dev_name, ip, sizeof(user_dev_name));
break;
case 6:
- ic_proto_name(ip);
+ if (ic_proto_name(ip) == 0 &&
+ ic_myaddr == NONE) {
+ ic_enable = 0;
+ }
break;
}
}
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 66b42f547bf..e7050f8eabe 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -271,6 +271,7 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
int hh_len;
struct iphdr *iph;
struct sk_buff *skb;
+ unsigned int iphlen;
int err;
if (length > rt->u.dst.dev->mtu) {
@@ -304,7 +305,8 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
goto error_fault;
/* We don't modify invalid header */
- if (length >= sizeof(*iph) && iph->ihl * 4U <= length) {
+ iphlen = iph->ihl * 4;
+ if (iphlen >= sizeof(*iph) && iphlen <= length) {
if (!iph->saddr)
iph->saddr = rt->rt_src;
iph->check = 0;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index d2bc6148a73..d3377069ce0 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2626,11 +2626,10 @@ int ip_rt_dump(struct sk_buff *skb, struct netlink_callback *cb)
int idx, s_idx;
s_h = cb->args[0];
+ if (s_h < 0)
+ s_h = 0;
s_idx = idx = cb->args[1];
- for (h = 0; h <= rt_hash_mask; h++) {
- if (h < s_h) continue;
- if (h > s_h)
- s_idx = 0;
+ for (h = s_h; h <= rt_hash_mask; h++) {
rcu_read_lock_bh();
for (rt = rcu_dereference(rt_hash_table[h].chain), idx = 0; rt;
rt = rcu_dereference(rt->u.dst.rt_next), idx++) {
@@ -2647,6 +2646,7 @@ int ip_rt_dump(struct sk_buff *skb, struct netlink_callback *cb)
dst_release(xchg(&skb->dst, NULL));
}
rcu_read_unlock_bh();
+ s_idx = 0;
}
done:
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-04-01 13:51:32 +0000