V4L/DVB (11069): au8522: add mutex protecting use of hybrid state
V4L/DVB (11069): au8522: add mutex protecting use of hybrid state

Access using the hybrid state framework requires the list to be protected by
a mutex.

Thanks to Michael Krufky <00524723a60798c74a43fcc620c25dd7b9ece078@linuxtv.org> for reporting this during a
code review.

Signed-off-by: Devin Heitmueller <039f3b3c9b432027eb8868e4a734444e1ca005b6@linuxtv.org>
Signed-off-by: Michael Krufky <00524723a60798c74a43fcc620c25dd7b9ece078@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <ad86ba2154032c9f55743a190faa2459a9d61d42@redhat.com>

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