ipv4: no CHECKSUM_PARTIAL on MSG_MORE corked sockets
authorHannes Frederic Sowa <hannes@stressinduktion.org>
Tue, 27 Oct 2015 21:40:39 +0000 (22:40 +0100)
committerDavid S. Miller <davem@davemloft.net>
Sun, 1 Nov 2015 17:01:27 +0000 (12:01 -0500)
commitd749c9cbffd666956694f307d237e018c464d973
tree0aa118b137d47996cc230333271d247dc0ad74bc
parentb75ec3af27bf011a760e2f44eb25a99b6fbb0fb3
ipv4: no CHECKSUM_PARTIAL on MSG_MORE corked sockets

We cannot reliable calculate packet size on MSG_MORE corked sockets
and thus cannot decide if they are going to be fragmented later on,
so better not use CHECKSUM_PARTIAL in the first place.

Cc: Eric Dumazet <edumazet@google.com>
Cc: Vlad Yasevich <vyasevich@gmail.com>
Cc: Benjamin Coddington <bcodding@redhat.com>
Cc: Tom Herbert <tom@herbertland.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/ip_output.c