tmpfile: return NULL not randomness on error

diff --git a/Library/libs/tmpfile.c b/Library/libs/tmpfile.c
index ca2da44..05eed7c 100644 (file)
--- a/Library/libs/tmpfile.c
+++ b/Library/libs/tmpfile.c
@@ -5,7 +5,7 @@ FILE *tmpfile(void)
 {
   int fd = mkstemp("/tmp/tmpfileXXXXXX");
   if (fd == -1)
-    return;
+    return NULL;
   return fdopen(fd, "r+");
 }