udf: Avoid dir link count to go negative

[pandora-kernel.git] / fs / udf / inode.c

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 236cd48..e86f9b6 100644 (file)
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1664,7 +1664,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
                     FE_PERM_U_DELETE | FE_PERM_U_CHATTR));
        fe->permissions = cpu_to_le32(udfperms);
 
-       if (S_ISDIR(inode->i_mode))
+       if (S_ISDIR(inode->i_mode) && inode->i_nlink > 0)
                fe->fileLinkCount = cpu_to_le16(inode->i_nlink - 1);
        else
                fe->fileLinkCount = cpu_to_le16(inode->i_nlink);