--- qemu/tests/cris/check_stat4.c	2018/04/24 16:51:30	1.1.1.2
+++ qemu/tests/cris/check_stat4.c	2018/04/24 18:57:30	1.1.1.3
@@ -15,7 +15,7 @@ int main (int argc, char *argv[])
   char path[1024] = "/";
   struct stat buf;
 
-  strcat (path, argv[0]);
+  strncat(path, argv[0], sizeof(path) - 2);
   if (lstat (".", &buf) != 0
       || !S_ISDIR (buf.st_mode))
     abort ();