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2023-12-11 6778948f9de86c3cfaf36725a7c87dcff9ba247f

 kernel/drivers/char/tpm/tpm-dev-common.c
.. .. @@ -20,6 +20,7 @@
20 20  #include "tpm-dev.h"
21 21  
22 22  static struct workqueue_struct *tpm_dev_wq;
23 +static DEFINE_MUTEX(tpm_dev_wq_lock);
23 24  
24 25  static ssize_t tpm_dev_transmit(struct tpm_chip *chip, struct tpm_space *space,
25 26  				u8 *buf, size_t bufsiz)

..	..	@@ -20,6 +20,7 @@
20	20	#include "tpm-dev.h"
21	21
22	22	static struct workqueue_struct *tpm_dev_wq;
	23	+static DEFINE_MUTEX(tpm_dev_wq_lock);
23	24
24	25	static ssize_t tpm_dev_transmit(struct tpm_chip chip, struct tpm_space space,
25	26	u8 *buf, size_t bufsiz)