libnl_2: Update README

Change-Id: I8501dc01782fa2cfeabb9d27b9c48caa50b74f37
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/libnl_2/README b/libnl_2/README
index 7559fdf..14db6db 100644
--- a/libnl_2/README
+++ b/libnl_2/README
@@ -11,12 +11,16 @@
 |Netlink Message  |P| Generic Netlink   |P|
 |    Header       |A|  Message Header   |A|
 |(struct nlmsghdr)|D|(struct genlmsghdr)|D|
-+-----------------+-+-------------------+-+
++-----------------+-+-------------------+-+-------------+
+|len:4|type:2|flags:2|seq:4 pid:4|cmd:1|ver:1|reserved:2|
++--------------------------------+----------------------+
 +-----------------+-+-----------------+-+-----------------+-+-----------------+-+---+
 |Netlink Attribute|P|Netlink Attribute|P|Netlink Attribute|P|Netlink Attribute|P|...|
 |    #0 Header    |A|   #0 Payload    |A|   #1 Header     |A|   #1 Payload    |A|   |
 | (struct nlattr) |D|     (void)      |D| (struct nlattr) |D|     (void)      |D|   |
 +-----------------+-+-----------------+-+-----------------+-+-----------------+-+---+
+|len:2(==4+payload)|type:2|payload|pad|
++-------------------------+-------+---+
 
 NETLINK OVERVIEW
 
@@ -39,7 +43,7 @@
   * Not tested for thread safety
 
   Android.mk
-  * No static library because of netlink cache not implemented and
+  * No dynamic library because of netlink cache not implemented and
     not tested for thread safety
 
   attr.c