switch ->path_mknod() to umode_t

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index b595a3d..412a99f 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -847,7 +847,7 @@
 	atomic_set(&addr->refcnt, 1);
 
 	if (sun_path[0]) {
-		unsigned int mode;
+		umode_t mode;
 		err = 0;
 		/*
 		 * Get the parent directory, calculate the hash for last