[IPV6]: ADDRCONF: Add accept_ra_pinfo sysctl.

This controls whether we accept Prefix Information in RAs.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 2 deletions

diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 8001faa76ea2..404afacb468d 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -723,6 +723,12 @@ accept_ra_defrtr - BOOLEAN
         Functional default: enabled if accept_ra is enabled.
                             disabled if accept_ra is disabled.
 
+accept_ra_pinfo - BOOLEAN
+        Learn Prefix Inforamtion in Router Advertisement.
+
+        Functional default: enabled if accept_ra is enabled.
+                            disabled if accept_ra is disabled.
+
 accept_redirects - BOOLEAN
         Accept Redirects.
 
@@ -733,8 +739,8 @@ autoconf - BOOLEAN
         Autoconfigure addresses using Prefix Information in Router 
         Advertisements.
 
-        Functional default: enabled if accept_ra is enabled.
-                            disabled if accept_ra is disabled.
+        Functional default: enabled if accept_ra_pinfo is enabled.
+                            disabled if accept_ra_pinfo is disabled.
 
 dad_transmits - INTEGER
         The amount of Duplicate Address Detection probes to send.