[atm] switch vcc_sendmsg() to copy_from_iter()
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 20 Nov 2014 12:01:29 +0000 (07:01 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Mon, 24 Nov 2014 10:16:42 +0000 (05:16 -0500)
... and make it handle multi-segment iovecs - deals with that
"fix this later" issue for free.  A bit of shame, really - it
had been there since 2.3.15pre3 when the whole thing went into the
tree, practically a historical artefact by now...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
net/atm/common.c

Simple merge