From: Daniele <bellucda@tiscali.it>

 - remove unneeded block of code in opl3sa3_mixer_ioctl
 - remove unused function opl3sa3_set_wide
 - From Stanford Checker:
	/home/junfeng/linux-tainted/sound/oss/opl3sa2.c:539:opl3sa3_mixer_ioctl:
		ERROR:TAINTED:53 9:539: dereferencing tainted ptr 'arg'
  ..fixed user space pointer referce too on ioctl functions