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(doit_passive): check that fds are not too large to select on

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9101 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-10-08 13:22:19 +00:00
parent 03886eeeaa
commit c02ed215b8
1 changed files with 13 additions and 1 deletions
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14
appl/kx/kxd.c
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@@ -493,9 +493,21 @@ doit_passive (kx_context *kc,
int cookiesp = TRUE; int cookiesp = TRUE;
FD_ZERO(&fds); FD_ZERO(&fds);
if (sock >= FD_SETSIZE) {
syslog (LOG_ERR, "fd too large");
cleanup(nsockets, sockets);
return 1;
}
FD_SET(sock, &fds); FD_SET(sock, &fds);
for (i = 0; i < nsockets; ++i) for (i = 0; i < nsockets; ++i) {
if (sockets[i].fd >= FD_SETSIZE) {
syslog (LOG_ERR, "fd too large");
cleanup(nsockets, sockets);
return 1;
}
FD_SET(sockets[i].fd, &fds); FD_SET(sockets[i].fd, &fds);
}
ret = select(FD_SETSIZE, &fds, NULL, NULL, NULL); ret = select(FD_SETSIZE, &fds, NULL, NULL, NULL);
if(ret <= 0) if(ret <= 0)
continue; continue;