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| author |   itojun <itojun@openbsd.org> | 2002-08-09 02:27:16 +0000 |
|---|---|---|
| committer | itojun <itojun@openbsd.org> | 2002-08-09 02:27:16 +0000 |
| commit | 46bbf5f70ebe85277ddbcaa875f369247b00a6f5 (patch) | |
| tree | fa8a2e4191df0703a61cfe1c53918ce06f8e87f6 /usr.sbin/map-mbone | |
| parent | Correct the size arg to memset() so argv will be cleared correctly; art@ ok. (diff) | |
| download | wireguard-openbsd-46bbf5f70ebe85277ddbcaa875f369247b00a6f5.tar.xz wireguard-openbsd-46bbf5f70ebe85277ddbcaa875f369247b00a6f5.zip | |
die if fd_set overruns.
Diffstat (limited to 'usr.sbin/map-mbone')
| -rw-r--r-- | usr.sbin/map-mbone/mapper.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/usr.sbin/map-mbone/mapper.c b/usr.sbin/map-mbone/mapper.c index 930284698c9..f276868c126 100644 --- a/usr.sbin/map-mbone/mapper.c +++ b/usr.sbin/map-mbone/mapper.c @@ -939,6 +939,8 @@ int main(argc, argv) int count, recvlen, dummy = 0; FD_ZERO(&fds); + if (igmp_socket >= FD_SETSIZE) + log(LOG_ERR, 0, "descriptor too big"); FD_SET(igmp_socket, &fds); tv.tv_sec = timeout; |