virtio: console: rename variable
commitce072a0cee420782ed0a079ac17c7ca26056fb95
authorAmit Shah <amit.shah@redhat.com>
Wed, 14 Sep 2011 07:36:44 +0000 (14 13:06 +0530)
committerRusty Russell <rusty@rustcorp.com.au>
Wed, 2 Nov 2011 01:11:00 +0000 (2 11:41 +1030)
tree678f0850a3a1fbeee88fb9e1d395141f8b61ac09
parentd25a9ddae93ca97aa03fdab1363baf0e0c35d960
virtio: console: rename variable

'ret' is a misnomer in discard_port_data() since we don't return the
value.  Rename it to 'err'.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
drivers/char/virtio_console.c