staging: qlge: fix ql_sem_unlock

Some functions return without releasing the lock. Replace return with
break.

Suggested-by Dan Carpenter <dan.carpenter@oracle.com>.

Signed-off-by: Coiby Xu <coiby.xu@gmail.com>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20200627145857.15926-4-coiby.xu@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>