[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>

2 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index c5131a02869a..2c3b799480c5 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -146,6 +146,7 @@ struct ipv6_devconf {
 #endif
         __s32           max_addresses;
         __s32           accept_ra_defrtr;
+        __s32           accept_ra_pinfo;
         void            *sysctl;
 };
 
@@ -169,6 +170,7 @@ enum {
         DEVCONF_MAX_ADDRESSES,
         DEVCONF_FORCE_MLD_VERSION,
         DEVCONF_ACCEPT_RA_DEFRTR,
+        DEVCONF_ACCEPT_RA_PINFO,
         DEVCONF_MAX
 };
 
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 0f494137d037..09378ea505bd 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -532,6 +532,7 @@ enum {
         NET_IPV6_MAX_ADDRESSES=16,
         NET_IPV6_FORCE_MLD_VERSION=17,
         NET_IPV6_ACCEPT_RA_DEFRTR=18,
+        NET_IPV6_ACCEPT_RA_PINFO=19,
         __NET_IPV6_MAX
 };