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Subject[PATCH 4/9] vt: convert last unbind_con_driver call to do_unbind_con_driver
There is only one place use unbind_con_driver, this patch
convert it to do_unbind_con_driver too, then we can delete
unbind_con_driver to reduce code size and duplication.

Signed-off-by: Wang YanQing <udknight@gmail.com>
---
drivers/tty/vt/vt.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 852d470..a422322 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -3303,8 +3303,11 @@ static int vt_unbind(struct con_driver *con)
if (first == 0 && last == MAX_NR_CONSOLES -1)
deflt = 1;

- if (first != -1)
- unbind_con_driver(csw, first, last, deflt);
+ if (first != -1) {
+ console_lock();
+ do_unbind_con_driver(csw, first, last, deflt);
+ console_unlock();
+ }

first = -1;
last = -1;
--
1.7.12.4.dirty

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