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authorDavid S. Miller <davem@davemloft.net>2011-03-11 03:34:38 +0300
committerDavid S. Miller <davem@davemloft.net>2011-03-11 03:37:26 +0300
commitdbdd9a52e38a4a93adfa4d0278801cce4fad98eb (patch)
treea223ba84f33976b0d2c17d3177cbe976a3c948fc /net/ipv4/route.c
parent33175d84ee3fa29991adb80513683e010769e807 (diff)
downloadlinux-dbdd9a52e38a4a93adfa4d0278801cce4fad98eb.tar.xz
ipv4: Remove redundant RCU locking in ip_check_mc().
All callers are under rcu_read_lock() protection already. Rename to ip_check_mc_rcu() to make it even more clear. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index ac32d8f3d68f..f6730d94e307 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2309,8 +2309,8 @@ skip_cache:
struct in_device *in_dev = __in_dev_get_rcu(dev);
if (in_dev) {
- int our = ip_check_mc(in_dev, daddr, saddr,
- ip_hdr(skb)->protocol);
+ int our = ip_check_mc_rcu(in_dev, daddr, saddr,
+ ip_hdr(skb)->protocol);
if (our
#ifdef CONFIG_IP_MROUTE
||
@@ -2368,8 +2368,8 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
fi = NULL;
} else if (type == RTN_MULTICAST) {
flags |= RTCF_MULTICAST | RTCF_LOCAL;
- if (!ip_check_mc(in_dev, oldflp->fl4_dst, oldflp->fl4_src,
- oldflp->proto))
+ if (!ip_check_mc_rcu(in_dev, oldflp->fl4_dst, oldflp->fl4_src,
+ oldflp->proto))
flags &= ~RTCF_LOCAL;
/* If multicast route do not exist use
* default one, but do not gateway in this case.