switch unix_sock to struct path

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/net/unix/diag.c b/net/unix/diag.c
index 6b7697fd..ffd8651 100644
--- a/net/unix/diag.c
+++ b/net/unix/diag.c
@@ -29,7 +29,7 @@
 
 static int sk_diag_dump_vfs(struct sock *sk, struct sk_buff *nlskb)
 {
-	struct dentry *dentry = unix_sk(sk)->dentry;
+	struct dentry *dentry = unix_sk(sk)->path.dentry;
 	struct unix_diag_vfs *uv;
 
 	if (dentry) {