Add safeguard suggested by Alcaro

2017-12-16 00:19:56 +01:00 · 2017-12-16 00:19:56 +01:00 · c63859cca9
parent fbdd53b717
commit c63859cca9
1 changed files with 3 additions and 1 deletions
--- a/libretro-common/streams/file_stream.c
+++ b/libretro-common/streams/file_stream.c
@ -395,6 +395,8 @@ int filestream_read_file(const char *path, void **buf, ssize_t *len)

   if (!content_buf)
      goto error;
+   if ((size_t)(content_buf_size + 1) != (content_buf_size + 1))
+      goto error;

   ret = filestream_read(file, content_buf, (int64_t)content_buf_size);
   if (ret < 0)