->permission() sanitizing: don't pass flags to generic_permission()

redundant; all callers get it duplicated in mask & MAY_NOT_BLOCK and none of
them removes that bit.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index 6ee3c11..f173196 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -967,7 +967,7 @@
 	if (IS_PRIVATE(inode))
 		return 0;
 
-	return generic_permission(inode, mask, flags);
+	return generic_permission(inode, mask);
 }
 
 static int xattr_hide_revalidate(struct dentry *dentry, struct nameidata *nd)