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author | brian <brian@FreeBSD.org> | 1999-03-30 10:11:21 +0000 |
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committer | brian <brian@FreeBSD.org> | 1999-03-30 10:11:21 +0000 |
commit | 9895dfa31e2d611f2cc28d6a7d3e951ba52df44c (patch) | |
tree | e4301ec3df086264783969b8eb8bd7d92299e8a2 /sbin/natd | |
parent | 3dde8c0637ca3bf48861cc22bf66a53da5760723 (diff) | |
download | FreeBSD-src-9895dfa31e2d611f2cc28d6a7d3e951ba52df44c.zip FreeBSD-src-9895dfa31e2d611f2cc28d6a7d3e951ba52df44c.tar.gz |
Disable reads on our ICMP socket. We only use it for sending.
PR: 9253
Diffstat (limited to 'sbin/natd')
-rw-r--r-- | sbin/natd/natd.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/sbin/natd/natd.c b/sbin/natd/natd.c index a6e25b3..fd7ea11 100644 --- a/sbin/natd/natd.c +++ b/sbin/natd/natd.c @@ -9,7 +9,7 @@ * * Ari Suutari <suutari@iki.fi> * - * $Id: natd.c,v 1.12 1999/03/24 20:30:20 brian Exp $ + * $Id: natd.c,v 1.13 1999/03/24 20:30:48 brian Exp $ */ #define SYSLOG_NAMES @@ -270,6 +270,13 @@ int main (int argc, char** argv) icmpSock = socket (AF_INET, SOCK_RAW, IPPROTO_ICMP); if (icmpSock == -1) Quit ("Unable to create ICMP socket."); + +/* + * And disable reads for the socket, otherwise it slowly fills + * up with received icmps which we do not use. + */ + shutdown(icmpSock, SHUT_RD); + /* * Become a daemon unless verbose mode was requested. */ |