diff options
Diffstat (limited to 'lib/ext2fs/check_desc.c')
| -rw-r--r-- | lib/ext2fs/check_desc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/ext2fs/check_desc.c b/lib/ext2fs/check_desc.c index a6fcc454..1a768f92 100644 --- a/lib/ext2fs/check_desc.c +++ b/lib/ext2fs/check_desc.c @@ -42,6 +42,9 @@ errcode_t ext2fs_check_desc(ext2_filsys fs) EXT2_CHECK_MAGIC(fs, EXT2_ET_MAGIC_EXT2FS_FILSYS); + if (EXT2_DESC_SIZE(fs->super) & (EXT2_DESC_SIZE(fs->super) - 1)) + return EXT2_ET_BAD_DESC_SIZE; + retval = ext2fs_allocate_subcluster_bitmap(fs, "check_desc map", &bmap); if (retval) return retval; |