FreeBSD syswrap: utimensat timespec can be NULL

diff --git a/coregrind/m_syswrap/syswrap-freebsd.c b/coregrind/m_syswrap/syswrap-freebsd.c
index e1c1dcc14ea0d6731732b0bfb63907226693f12c..2870b4eb723cd885e45edac4a51e4fbcb012f9f3 100644 (file)
--- a/coregrind/m_syswrap/syswrap-freebsd.c
+++ b/coregrind/m_syswrap/syswrap-freebsd.c
@@ -6281,7 +6281,8 @@ PRE(sys_utimensat)
                  int, flag);
    ML_(fd_at_check_allowed)(SARG1, (const HChar*)ARG2, "utimensat", tid, status);
    PRE_MEM_RASCIIZ("utimensat(path)", ARG2);
-   PRE_MEM_READ("utimensat(times)", ARG3, 2*sizeof(struct vki_timespec));
+   if (ARG3)
+      PRE_MEM_READ("utimensat(times)", ARG3, 2*sizeof(struct vki_timespec));
 }
 
 // SYS_fdatasync  550