diff options
Diffstat (limited to 'lib/pselect.c')
-rw-r--r-- | lib/pselect.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/pselect.c b/lib/pselect.c index f5d21e1048..52d3837878 100644 --- a/lib/pselect.c +++ b/lib/pselect.c @@ -45,6 +45,12 @@ pselect (int nfds, fd_set *restrict rfds, sigset_t origmask; struct timeval tv, *tvp; + if (nfds < 0 || nfds > FD_SETSIZE) + { + errno = EINVAL; + return -1; + } + if (timeout) { if (! (0 <= timeout->tv_nsec && timeout->tv_nsec < 1000000000)) |