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authorIngo Molnar <mingo@kernel.org>2016-02-17 10:37:36 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-17 10:37:36 +0100
commit9109dc97b0155e500cdf3bcd91507bc24defefc1 (patch)
tree5d721cbfeb3576dc6969093ab04f17666737b6a4 /drivers/tty/tty_io.c
parent27f6d22b037b2be6685e0e27cce929779d634119 (diff)
parent059fcd8cd16622da6513804a7a3e826d152c6c96 (diff)
Merge branch 'perf/urgent' into perf/core, to queue up dependent patch
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/tty/tty_io.c')
-rw-r--r--drivers/tty/tty_io.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 5cec01c75691a..a7eacef1bd221 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -2066,13 +2066,12 @@ retry_open:
if (tty) {
mutex_unlock(&tty_mutex);
retval = tty_lock_interruptible(tty);
+ tty_kref_put(tty); /* drop kref from tty_driver_lookup_tty() */
if (retval) {
if (retval == -EINTR)
retval = -ERESTARTSYS;
goto err_unref;
}
- /* safe to drop the kref from tty_driver_lookup_tty() */
- tty_kref_put(tty);
retval = tty_reopen(tty);
if (retval < 0) {
tty_unlock(tty);