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authorDavid S. Miller <davem@davemloft.net>2009-01-27 22:41:03 -0800
committerDavid S. Miller <davem@davemloft.net>2009-01-27 22:41:03 -0800
commita4e6db07984529847c6ad8bc616485e721dcb809 (patch)
tree24f5367b42ce03d8feccb24925bffe6eb09bca4a
parent1d6e55f195128813f96458203a9fa14204f9251e (diff)
downloadlinux-a4e6db07984529847c6ad8bc616485e721dcb809.tar.gz
ipv6: Make mc_forwarding sysctl read-only.
The kernel manages this value internally, as necessary, as
VIFs are added/removed and as multicast routers are registered
and deregistered.

Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/ipv6/addrconf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index e92ad8455c63..f9afb452249c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -4250,7 +4250,7 @@ static struct addrconf_sysctl_table
 			.procname	=	"mc_forwarding",
 			.data		=	&ipv6_devconf.mc_forwarding,
 			.maxlen		=	sizeof(int),
-			.mode		=	0644,
+			.mode		=	0444,
 			.proc_handler	=	proc_dointvec,
 		},
 #endif