Let tell() report warnings on unopened filehandles

(fixes a bug introduced by previous patch)

1 files changed, 1 insertions, 1 deletions

diff --git a/pp_sys.c b/pp_sys.c
index 9a1d1b30fe..3f13dfedb8 100644
--- a/pp_sys.c
+++ b/pp_sys.c
@@ -2090,7 +2090,7 @@ PP(pp_tell)
 	    RETURN;
 	}
     }
-    else {
+    else if (!gv) {
 	if (!errno)
 	    SETERRNO(EBADF,RMS_IFI);
 	PUSHi(-1);