Documentation: driver-api: update kernel connector

This patch changes:
1) Fix typo in kernel connector documentation.
	s/cn_netlink_send_multi/cn_netlink_send_mult/
2) update definition of struct cn_msg

Signed-off-by: Wang Long <w@laoqinren.net>
Link: https://lore.kernel.org/r/1595229852-114071-1-git-send-email-w@laoqinren.net
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

diff --git a/Documentation/driver-api/connector.rst b/Documentation/driver-api/connector.rst
index c100c74..23d0681 100644 (file)
--- a/Documentation/driver-api/connector.rst
+++ b/Documentation/driver-api/connector.rst
@@ -26,7 +26,7 @@ netlink based networking for inter-process communication in a significantly
 easier way::
 
   int cn_add_callback(struct cb_id *id, char *name, void (*callback) (struct cn_msg *, struct netlink_skb_parms *));
-  void cn_netlink_send_multi(struct cn_msg *msg, u16 len, u32 portid, u32 __group, int gfp_mask);
+  void cn_netlink_send_mult(struct cn_msg *msg, u16 len, u32 portid, u32 __group, int gfp_mask);
   void cn_netlink_send(struct cn_msg *msg, u32 portid, u32 __group, int gfp_mask);
 
   struct cb_id
@@ -48,7 +48,8 @@ be dereferenced to `struct cn_msg *`::
        __u32                   seq;
        __u32                   ack;
 
-       __u32                   len;    /* Length of the following data */
+       __u16                   len;    /* Length of the following data */
+       __u16                   flags;
        __u8                    data[0];
   };