ASoC: au1x: dbdma2: fix oops on soc device removal.
ASoC: au1x: dbdma2: fix oops on soc device removal.

platform_device_unregister() frees resources for us, no need to
do it explicitly.  Fixes an oops when machine code removes the
soc-audio device.

Signed-off-by: Manuel Lauss <a1f4ff295e0f8cc346fc4937c19496e21c351f53@gmail.com>
Acked-by: Liam Girdwood <a57ef363056e61beffa2efa59c68550d40db03b0@slimlogic.co.uk>
Signed-off-by: Mark Brown <b51b9a92386687a9ac927cebfa0f978adeb8cea5@opensource.wolfsonmicro.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas