fix ppoll with null timeout argument

diff --git a/src/linux/ppoll.c b/src/linux/ppoll.c
index 8f4aab9b272a8c3740ebd32bdb233553cb55aa18..d49e836e4e84fcb3a2220fc62245e1a310c52c67 100644 (file)
--- a/src/linux/ppoll.c
+++ b/src/linux/ppoll.c
@@ -4,6 +4,6 @@
 
 int ppoll(struct pollfd *fds, nfds_t n, const struct timespec *to, const sigset_t *mask)
 {
-       struct timespec tmp = *to;
-       return syscall_cp(SYS_ppoll, fds, n, &tmp, mask);
+       return syscall_cp(SYS_ppoll, fds, n,
+               to ? (struct timespec []){*to} : 0, mask);
 }