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-rw-r--r--net/ipv6/addrconf.c49
-rw-r--r--net/ipv6/route.c11
2 files changed, 29 insertions, 31 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 2720899d516c..cdd19c54c03f 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2622,15 +2622,14 @@ inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
}
static int inet6_fill_ifaddr(struct sk_buff *skb, struct inet6_ifaddr *ifa,
- u32 pid, u32 seq, int event)
+ u32 pid, u32 seq, int event, unsigned int flags)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
struct ifa_cacheinfo ci;
unsigned char *b = skb->tail;
- nlh = NLMSG_PUT(skb, pid, seq, event, sizeof(*ifm));
- if (pid) nlh->nlmsg_flags |= NLM_F_MULTI;
+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*ifm), flags);
ifm = NLMSG_DATA(nlh);
ifm->ifa_family = AF_INET6;
ifm->ifa_prefixlen = ifa->prefix_len;
@@ -2672,15 +2671,14 @@ rtattr_failure:
}
static int inet6_fill_ifmcaddr(struct sk_buff *skb, struct ifmcaddr6 *ifmca,
- u32 pid, u32 seq, int event)
+ u32 pid, u32 seq, int event, unsigned flags)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
struct ifa_cacheinfo ci;
unsigned char *b = skb->tail;
- nlh = NLMSG_PUT(skb, pid, seq, event, sizeof(*ifm));
- if (pid) nlh->nlmsg_flags |= NLM_F_MULTI;
+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*ifm), flags);
ifm = NLMSG_DATA(nlh);
ifm->ifa_family = AF_INET6;
ifm->ifa_prefixlen = 128;
@@ -2709,15 +2707,14 @@ rtattr_failure:
}
static int inet6_fill_ifacaddr(struct sk_buff *skb, struct ifacaddr6 *ifaca,
- u32 pid, u32 seq, int event)
+ u32 pid, u32 seq, int event, unsigned int flags)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
struct ifa_cacheinfo ci;
unsigned char *b = skb->tail;
- nlh = NLMSG_PUT(skb, pid, seq, event, sizeof(*ifm));
- if (pid) nlh->nlmsg_flags |= NLM_F_MULTI;
+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*ifm), flags);
ifm = NLMSG_DATA(nlh);
ifm->ifa_family = AF_INET6;
ifm->ifa_prefixlen = 128;
@@ -2786,7 +2783,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
continue;
if ((err = inet6_fill_ifaddr(skb, ifa,
NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_NEWADDR)) <= 0)
+ cb->nlh->nlmsg_seq, RTM_NEWADDR,
+ NLM_F_MULTI)) <= 0)
goto done;
}
/* temp addr */
@@ -2797,7 +2795,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
continue;
if ((err = inet6_fill_ifaddr(skb, ifa,
NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_NEWADDR)) <= 0)
+ cb->nlh->nlmsg_seq, RTM_NEWADDR,
+ NLM_F_MULTI)) <= 0)
goto done;
}
#endif
@@ -2810,7 +2809,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
continue;
if ((err = inet6_fill_ifmcaddr(skb, ifmca,
NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_GETMULTICAST)) <= 0)
+ cb->nlh->nlmsg_seq, RTM_GETMULTICAST,
+ NLM_F_MULTI)) <= 0)
goto done;
}
break;
@@ -2822,7 +2822,8 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,
continue;
if ((err = inet6_fill_ifacaddr(skb, ifaca,
NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_GETANYCAST)) <= 0)
+ cb->nlh->nlmsg_seq, RTM_GETANYCAST,
+ NLM_F_MULTI)) <= 0)
goto done;
}
break;
@@ -2872,7 +2873,7 @@ static void inet6_ifa_notify(int event, struct inet6_ifaddr *ifa)
netlink_set_err(rtnl, 0, RTMGRP_IPV6_IFADDR, ENOBUFS);
return;
}
- if (inet6_fill_ifaddr(skb, ifa, 0, 0, event) < 0) {
+ if (inet6_fill_ifaddr(skb, ifa, 0, 0, event, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTMGRP_IPV6_IFADDR, EINVAL);
return;
@@ -2907,7 +2908,7 @@ static void inline ipv6_store_devconf(struct ipv6_devconf *cnf,
}
static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev,
- u32 pid, u32 seq, int event)
+ u32 pid, u32 seq, int event, unsigned int flags)
{
struct net_device *dev = idev->dev;
__s32 *array = NULL;
@@ -2918,8 +2919,7 @@ static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev,
__u32 mtu = dev->mtu;
struct ifla_cacheinfo ci;
- nlh = NLMSG_PUT(skb, pid, seq, event, sizeof(*r));
- if (pid) nlh->nlmsg_flags |= NLM_F_MULTI;
+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*r), flags);
r = NLMSG_DATA(nlh);
r->ifi_family = AF_INET6;
r->ifi_type = dev->type;
@@ -2986,7 +2986,7 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)
if ((idev = in6_dev_get(dev)) == NULL)
continue;
err = inet6_fill_ifinfo(skb, idev, NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, RTM_NEWLINK);
+ cb->nlh->nlmsg_seq, RTM_NEWLINK, NLM_F_MULTI);
in6_dev_put(idev);
if (err <= 0)
break;
@@ -3008,7 +3008,7 @@ void inet6_ifinfo_notify(int event, struct inet6_dev *idev)
netlink_set_err(rtnl, 0, RTMGRP_IPV6_IFINFO, ENOBUFS);
return;
}
- if (inet6_fill_ifinfo(skb, idev, 0, 0, event) < 0) {
+ if (inet6_fill_ifinfo(skb, idev, 0, 0, event, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTMGRP_IPV6_IFINFO, EINVAL);
return;
@@ -3018,18 +3018,15 @@ void inet6_ifinfo_notify(int event, struct inet6_dev *idev)
}
static int inet6_fill_prefix(struct sk_buff *skb, struct inet6_dev *idev,
- struct prefix_info *pinfo, u32 pid, u32 seq, int event)
+ struct prefix_info *pinfo, u32 pid, u32 seq,
+ int event, unsigned int flags)
{
struct prefixmsg *pmsg;
struct nlmsghdr *nlh;
unsigned char *b = skb->tail;
struct prefix_cacheinfo ci;
- nlh = NLMSG_PUT(skb, pid, seq, event, sizeof(*pmsg));
-
- if (pid)
- nlh->nlmsg_flags |= NLM_F_MULTI;
-
+ nlh = NLMSG_NEW(skb, pid, seq, event, sizeof(*pmsg), flags);
pmsg = NLMSG_DATA(nlh);
pmsg->prefix_family = AF_INET6;
pmsg->prefix_ifindex = idev->dev->ifindex;
@@ -3068,7 +3065,7 @@ static void inet6_prefix_notify(int event, struct inet6_dev *idev,
netlink_set_err(rtnl, 0, RTMGRP_IPV6_PREFIX, ENOBUFS);
return;
}
- if (inet6_fill_prefix(skb, idev, pinfo, 0, 0, event) < 0) {
+ if (inet6_fill_prefix(skb, idev, pinfo, 0, 0, event, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTMGRP_IPV6_PREFIX, EINVAL);
return;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 3bf8a0254f81..1f5b226c3573 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1570,7 +1570,8 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
struct in6_addr *src,
int iif,
int type, u32 pid, u32 seq,
- struct nlmsghdr *in_nlh, int prefix)
+ struct nlmsghdr *in_nlh, int prefix,
+ unsigned int flags)
{
struct rtmsg *rtm;
struct nlmsghdr *nlh;
@@ -1588,7 +1589,7 @@ static int rt6_fill_node(struct sk_buff *skb, struct rt6_info *rt,
pid = in_nlh->nlmsg_pid;
}
- nlh = NLMSG_PUT(skb, pid, seq, type, sizeof(*rtm));
+ nlh = NLMSG_NEW(skb, pid, seq, type, sizeof(*rtm), flags);
rtm = NLMSG_DATA(nlh);
rtm->rtm_family = AF_INET6;
rtm->rtm_dst_len = rt->rt6i_dst.plen;
@@ -1674,7 +1675,7 @@ static int rt6_dump_route(struct rt6_info *rt, void *p_arg)
return rt6_fill_node(arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
NETLINK_CB(arg->cb->skb).pid, arg->cb->nlh->nlmsg_seq,
- NULL, prefix);
+ NULL, prefix, NLM_F_MULTI);
}
static int fib6_dump_node(struct fib6_walker_t *w)
@@ -1822,7 +1823,7 @@ int inet6_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr* nlh, void *arg)
&fl.fl6_dst, &fl.fl6_src,
iif,
RTM_NEWROUTE, NETLINK_CB(in_skb).pid,
- nlh->nlmsg_seq, nlh, 0);
+ nlh->nlmsg_seq, nlh, 0, 0);
if (err < 0) {
err = -EMSGSIZE;
goto out_free;
@@ -1848,7 +1849,7 @@ void inet6_rt_notify(int event, struct rt6_info *rt, struct nlmsghdr *nlh)
netlink_set_err(rtnl, 0, RTMGRP_IPV6_ROUTE, ENOBUFS);
return;
}
- if (rt6_fill_node(skb, rt, NULL, NULL, 0, event, 0, 0, nlh, 0) < 0) {
+ if (rt6_fill_node(skb, rt, NULL, NULL, 0, event, 0, 0, nlh, 0, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTMGRP_IPV6_ROUTE, EINVAL);
return;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.