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Do check that version of a message from userland matches ours.

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MFC after:	3 days
This commit is contained in:
Gleb Smirnoff 2005-02-04 21:38:42 +00:00
parent e551a1c3c2
commit a436589ae2
1 changed files with 5 additions and 0 deletions
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5
sys/netgraph/ng_socket.c
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@ -255,6 +255,11 @@ ngc_send(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr,
}
m_copydata(m, 0, len, (char *)msg);
if (msg->header.version != NG_VERSION) {
error = EINVAL;
goto release;
}
#ifdef TRACE_MESSAGES
do {
item_p item;