[staging-testing] drivers/staging/wfx/hif_tx.c

Hello, I read this point in staging/wfx/TODO file - In wfx_cmd_send(), "async" allow to send command without waiting the

reply. It may help in some situation, but it is not yet used. In add, it may cause some trouble:

https://lore.kernel.org/driverdev-devel/alpine.DEB.2.21.1910041317381.2992@h... So, fix it (by replacing the mutex with a semaphore) or drop it.

I think that this issue has already been fixed in *hif_shutdown*() function, hasn't it ? I have another question. How can (replacing the mutex with a semaphore) solve the problem? Thank You. -- Mohamed Dawod Computer Engineer