[PATCH] tpm: remove tpm_dev_wq_lock

[Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>]

Added in commit

  9e1b74a63f776 ("tpm: add support for nonblocking operation")

but never actually used it.

Cc: Philip Tricca <philip.b.tricca@xxxxxxxxx>
Cc: Tadeusz Struk <tadeusz.struk@xxxxxxxxx>
Cc: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxxxxxxxx>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
---
 drivers/char/tpm/tpm-dev-common.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c
index 5eecad233ea1d..eca96e8c669c9 100644
--- a/drivers/char/tpm/tpm-dev-common.c
+++ b/drivers/char/tpm/tpm-dev-common.c
@@ -25,7 +25,6 @@
 #include "tpm-dev.h"
 
 static struct workqueue_struct *tpm_dev_wq;
-static DEFINE_MUTEX(tpm_dev_wq_lock);
 
 static void tpm_async_work(struct work_struct *work)
 {
-- 
2.20.1