new helper: memcpy_from_msg()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --cc crypto/algif_skcipher.c
Simple merge

diff --cc drivers/isdn/mISDN/socket.c
Simple merge

diff --cc drivers/net/ppp/pppoe.c
Simple merge

diff --cc include/linux/skbuff.h
Simple merge

diff --cc include/net/sctp/sm.h
Simple merge

diff --cc net/appletalk/ddp.c
Simple merge

diff --cc net/ax25/af_ax25.c
Simple merge

diff --cc net/bluetooth/hci_sock.c
Simple merge

diff --cc net/bluetooth/mgmt.c
Simple merge

diff --cc net/bluetooth/rfcomm/sock.c
Simple merge

diff --cc net/bluetooth/sco.c
Simple merge

diff --cc net/caif/caif_socket.c
Simple merge

diff --cc net/can/bcm.c
Simple merge

diff --cc net/can/raw.c
Simple merge

diff --cc net/dccp/proto.c
Simple merge

diff --cc net/decnet/af_decnet.c
Simple merge

diff --cc net/ieee802154/dgram.c
Simple merge

diff --cc net/ieee802154/raw.c
Simple merge

diff --cc net/ipv4/ping.c
Simple merge

diff --cc net/ipv4/tcp_input.c
Simple merge

diff --cc net/irda/af_irda.c
Simple merge

diff --cc net/iucv/af_iucv.c
Simple merge

diff --cc net/key/af_key.c
Simple merge

diff --cc net/l2tp/l2tp_ip.c
Simple merge

diff --cc net/l2tp/l2tp_ppp.c
Simple merge

diff --cc net/llc/af_llc.c
Simple merge

diff --cc net/netlink/af_netlink.c
Simple merge

diff --cc net/netrom/af_netrom.c
Simple merge

diff --cc net/nfc/llcp_commands.c
Simple merge

diff --cc net/nfc/rawsock.c
Simple merge

diff --cc net/packet/af_packet.c
Simple merge

diff --cc net/phonet/datagram.c
Simple merge

diff --cc net/phonet/pep.c
Simple merge

diff --cc net/rose/af_rose.c
Simple merge

diff --cc net/sctp/sm_make_chunk.c
Simple merge

diff --cc net/x25/af_x25.c
Simple merge