1 files changed, 18 insertions, 0 deletions
diff --git a/winsup/cygwin/miscfuncs.cc b/winsup/cygwin/miscfuncs.cc
index 4d72339cb..6cc03a669 100644
--- a/winsup/cygwin/miscfuncs.cc
+++ b/winsup/cygwin/miscfuncs.cc
@@ -116,6 +116,15 @@ strcasestr (const char *searchee, const char *lookfor)
 }
 
 int __stdcall
+check_null_str (const char *name)
+{
+  if (name && !IsBadStringPtr (name, MAX_PATH))
+    return 0;
+
+  return EFAULT;
+}
+
+int __stdcall
 check_null_empty_str (const char *name)
 {
   if (name && !IsBadStringPtr (name, MAX_PATH))
@@ -134,6 +143,15 @@ check_null_empty_str_errno (const char *name)
 }
 
 int __stdcall
+check_null_str_errno (const char *name)
+{
+  int __err;
+  if ((__err = check_null_str (name)))
+    set_errno (__err);
+  return __err;
+}
+
+int __stdcall
 __check_null_invalid_struct (const void *s, unsigned sz)
 {
   if (s && !IsBadWritePtr ((void *) s, sz))