diff options
Diffstat (limited to 'fs/ext2/xattr.c')
| -rw-r--r-- | fs/ext2/xattr.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 1a5e3bff0..b7f896f3f 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -759,10 +759,19 @@ void ext2_xattr_delete_inode(struct inode *inode) { struct buffer_head *bh = NULL; + struct ext2_sb_info *sbi = EXT2_SB(inode->i_sb); down_write(&EXT2_I(inode)->xattr_sem); if (!EXT2_I(inode)->i_file_acl) goto cleanup; + + if (!ext2_data_block_valid(sbi, EXT2_I(inode)->i_file_acl, 0)) { + ext2_error(inode->i_sb, "ext2_xattr_delete_inode", + "inode %ld: xattr block %d is out of data blocks range", + inode->i_ino, EXT2_I(inode)->i_file_acl); + goto cleanup; + } + bh = sb_bread(inode->i_sb, EXT2_I(inode)->i_file_acl); if (!bh) { ext2_error(inode->i_sb, "ext2_xattr_delete_inode", |