diff options
Diffstat (limited to 'ctdb/lib/tevent/tevent_select.c')
| -rw-r--r-- | ctdb/lib/tevent/tevent_select.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/ctdb/lib/tevent/tevent_select.c b/ctdb/lib/tevent/tevent_select.c index 1671198a20..51c1dec4a6 100644 --- a/ctdb/lib/tevent/tevent_select.c +++ b/ctdb/lib/tevent/tevent_select.c @@ -111,6 +111,11 @@ static struct tevent_fd *select_event_add_fd(struct tevent_context *ev, TALLOC_C struct select_event_context); struct tevent_fd *fde; + if (fd < 0 || fd >= FD_SETSIZE) { + errno = EBADF; + return NULL; + } + fde = tevent_common_add_fd(ev, mem_ctx, fd, flags, handler, private_data, handler_name, location); @@ -125,8 +130,6 @@ static struct tevent_fd *select_event_add_fd(struct tevent_context *ev, TALLOC_C return fde; } -extern pid_t ctdbd_pid; - /* event loop handling using select() */ @@ -146,6 +149,11 @@ static int select_event_loop_select(struct select_event_context *select_ev, stru /* setup any fd events */ for (fde = select_ev->ev->fd_events; fde; fde = fde->next) { + if (fde->fd < 0 || fde->fd >= FD_SETSIZE) { + errno = EBADF; + return -1; + } + if (fde->flags & TEVENT_FD_READ) { FD_SET(fde->fd, &r_fds); } @@ -159,9 +167,7 @@ static int select_event_loop_select(struct select_event_context *select_ev, stru return 0; } - if (getpid() == ctdbd_pid) tevent_before_wait(select_ev->ev); selrtn = select(select_ev->maxfd+1, &r_fds, &w_fds, NULL, tvalp); - if (getpid() == ctdbd_pid) tevent_after_wait(select_ev->ev); if (selrtn == -1 && errno == EINTR && select_ev->ev->signal_events) { |