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author | Tom Herbert <tom@herbertland.com> | 2015-12-14 11:19:44 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-12-15 16:50:20 -0500 |
commit | c8cd0989bd151fda87bbf10887b3df18021284bc (patch) | |
tree | 714a0169000dfa3c7456e69b58da887159b71586 /net/ipv4/ip_output.c | |
parent | a188222b6ed29404ac2d4232d35d1fe0e77af370 (diff) | |
download | linux-stable-c8cd0989bd151fda87bbf10887b3df18021284bc.tar.gz linux-stable-c8cd0989bd151fda87bbf10887b3df18021284bc.tar.bz2 linux-stable-c8cd0989bd151fda87bbf10887b3df18021284bc.zip |
net: Eliminate NETIF_F_GEN_CSUM and NETIF_F_V[46]_CSUM
These netif flags are unnecessary convolutions. It is more
straightforward to just use NETIF_F_HW_CSUM, NETIF_F_IP_CSUM,
and NETIF_F_IPV6_CSUM directly.
This patch also:
- Cleans up can_checksum_protocol
- Simplifies netdev_intersect_features
Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_output.c')
-rw-r--r-- | net/ipv4/ip_output.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index e0b94cd843d7..568e2bc0d93d 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -911,7 +911,7 @@ static int __ip_append_data(struct sock *sk, */ if (transhdrlen && length + fragheaderlen <= mtu && - rt->dst.dev->features & NETIF_F_V4_CSUM && + rt->dst.dev->features & (NETIF_F_HW_CSUM | NETIF_F_IP_CSUM) && !(flags & MSG_MORE) && !exthdrlen) csummode = CHECKSUM_PARTIAL; |