1 files changed, 2 insertions, 1 deletions
diff --git a/newlib/libc/stdio/vfscanf.c b/newlib/libc/stdio/vfscanf.c
index 00dfb9523..621ea23aa 100644
--- a/newlib/libc/stdio/vfscanf.c
+++ b/newlib/libc/stdio/vfscanf.c
@@ -231,7 +231,7 @@ _DEFUN(VFSCANF, (fp, fmt, ap),
        _CONST char *fmt _AND 
        va_list ap)
 {
-  CHECK_INIT(fp);
+  CHECK_INIT(_REENT);
   return __SVFSCANF_R (_REENT, fp, fmt, ap);
 }
 
@@ -253,6 +253,7 @@ _DEFUN(_VFSCANF_R, (data, fp, fmt, ap),
        _CONST char *fmt    _AND 
        va_list ap)
 {
+  CHECK_INIT(data);
   return __SVFSCANF_R (data, fp, fmt, ap);
 }