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| author | David S. Miller <davem@davemloft.net> | 2012-06-28 18:54:02 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-06-28 18:54:02 -0700 |
| commit | 9e56e3800ea42e78b7c816bdd2d87d047be80541 (patch) | |
| tree | 0bc002700fc4069667ca0ef9251dd496718ad813 /net/ipv4/route.c | |
| parent | a207a4b2e8067cbc7f33924e7f2c0fa4ef43b459 (diff) | |
| download | lwn-9e56e3800ea42e78b7c816bdd2d87d047be80541.tar.gz lwn-9e56e3800ea42e78b7c816bdd2d87d047be80541.zip | |
ipv4: Adjust in_dev handling in fib_validate_source()
Checking for in_dev being NULL is pointless.
In fact, all of our callers have in_dev precomputed already,
so just pass it in and remove the NULL checking.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
| -rw-r--r-- | net/ipv4/route.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 83d56a016625..919d69e60bab 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1999,7 +1999,8 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr, if (!ipv4_is_local_multicast(daddr)) goto e_inval; } else { - err = fib_validate_source(skb, saddr, 0, tos, 0, dev, &itag); + err = fib_validate_source(skb, saddr, 0, tos, 0, dev, + in_dev, &itag); if (err < 0) goto e_err; } @@ -2100,7 +2101,7 @@ static int __mkroute_input(struct sk_buff *skb, err = fib_validate_source(skb, saddr, daddr, tos, FIB_RES_OIF(*res), - in_dev->dev, &itag); + in_dev->dev, in_dev, &itag); if (err < 0) { ip_handle_martian_source(in_dev->dev, in_dev, skb, daddr, saddr); @@ -2274,7 +2275,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr, if (res.type == RTN_LOCAL) { err = fib_validate_source(skb, saddr, daddr, tos, net->loopback_dev->ifindex, - dev, &itag); + dev, in_dev, &itag); if (err < 0) goto martian_source_keep_err; if (err) @@ -2295,7 +2296,8 @@ brd_input: goto e_inval; if (!ipv4_is_zeronet(saddr)) { - err = fib_validate_source(skb, saddr, 0, tos, 0, dev, &itag); + err = fib_validate_source(skb, saddr, 0, tos, 0, dev, + in_dev, &itag); if (err < 0) goto martian_source_keep_err; if (err) |