don't pass nameidata to ->create()

boolean "does it have to be exclusive?" flag is passed instead;
Local filesystem should just ignore it - the object is guaranteed
not to be there yet.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/logfs/dir.c b/fs/logfs/dir.c
index 8a3dcc6..26e4a94 100644
--- a/fs/logfs/dir.c
+++ b/fs/logfs/dir.c
@@ -502,7 +502,7 @@
 }
 
 static int logfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
-		struct nameidata *nd)
+		bool excl)
 {
 	struct inode *inode;