string.c (search_nonascii): prevent buffer overrun; ref #6255

mruby · Apr 29, 2024 · fa213a2 · fa213a2
1 parent 714ef4c
commit fa213a2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/string.c b/src/string.c
@@ -332,6 +332,7 @@ search_nonascii(const char *p, const char *e)
   case 2:  if (NOASCII(*p)) return p; ++p;
   case 1:  if (NOASCII(*p)) return p; ++p;
            if (NOASCII(*p)) return p;
+  case 0:  break;
   }
   return e;
 }