Hello!
When a netlink message is not related to a netlink socket,
it is issued by kernel socket with pid 0. Netlink "pid" has nothing
to do with current->pid. I called it incorrectly, if it was named "port",
the confusion would be avoided.
Jamal, please, review. Did you have reasons to do this?
Signed-off-by: Alexey Kuznetsov <[EMAIL PROTECTED]>
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 8700379..eca2976 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -455,7 +455,7 @@ void rtmsg_ifinfo(int type, struct net_d
if (!skb)
return;
- if (rtnetlink_fill_ifinfo(skb, dev, type, current->pid, 0, change, 0) <
0) {
+ if (rtnetlink_fill_ifinfo(skb, dev, type, 0, 0, change, 0) < 0) {
kfree_skb(skb);
return;
}
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 95b9d81..3ffa60d 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1135,7 +1135,7 @@ static void rtmsg_ifa(int event, struct
if (!skb)
netlink_set_err(rtnl, 0, RTNLGRP_IPV4_IFADDR, ENOBUFS);
- else if (inet_fill_ifaddr(skb, ifa, current->pid, 0, event, 0) < 0) {
+ else if (inet_fill_ifaddr(skb, ifa, 0, 0, event, 0) < 0) {
kfree_skb(skb);
netlink_set_err(rtnl, 0, RTNLGRP_IPV4_IFADDR, EINVAL);
} else {
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index ef4724d..0f4145b 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1045,7 +1045,7 @@ fib_convert_rtentry(int cmd, struct nlms
}
nl->nlmsg_flags = NLM_F_REQUEST;
- nl->nlmsg_pid = current->pid;
+ nl->nlmsg_pid = 0;
nl->nlmsg_seq = 0;
nl->nlmsg_len = NLMSG_LENGTH(sizeof(*rtm));
if (cmd == SIOCDELRT) {
-
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