My bad, when adding SMBUS_PROC_CALL support to the testunit, I didn't check the old commands :( Consequently, two regressions were introduced which get fixed by this series. Wolfram Sang (2): i2c: testunit: don't erase registers after STOP i2c: testunit: discard write requests while old command is running drivers/i2c/i2c-slave-testunit.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) -- 2.43.0