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-rw-r--r--lib/pselect.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/pselect.c b/lib/pselect.c
index 50200a4b421..54732e5cce3 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))
@@ -53,8 +59,10 @@ pselect (int nfds, fd_set *restrict rfds,
return -1;
}
- tv.tv_sec = timeout->tv_sec;
- tv.tv_usec = (timeout->tv_nsec + 999) / 1000;
+ tv = (struct timeval) {
+ .tv_sec = timeout->tv_sec,
+ .tv_usec = (timeout->tv_nsec + 999) / 1000
+ };
tvp = &tv;
}
else