Fix for 20001210.003, "write(FH) on closed FH causes segv".

[p5sagit/p5-mst-13.2.git] / pp_sys.c

diff --git a/pp_sys.c b/pp_sys.c
index c1857ae..fe914f3 100644 (file)
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -1236,6 +1236,8 @@ PP(pp_leavewrite)
 
     DEBUG_f(PerlIO_printf(Perl_debug_log, "left=%ld, todo=%ld\n",
          (long)IoLINES_LEFT(io), (long)FmLINES(PL_formtarget)));
+    if (!io || !ofp)
+       goto forget_top;
     if (IoLINES_LEFT(io) < FmLINES(PL_formtarget) &&
        PL_formtarget != PL_toptarget)
     {
@@ -1356,6 +1358,7 @@ PP(pp_leavewrite)
            PUSHs(&PL_sv_yes);
        }
     }
+bad_ofp:
     PL_formtarget = PL_bodytarget;
     PUTBACK;
     return pop_return();