V4L/DVB (11081): au0828: make sure v4l2_device name is unique
V4L/DVB (11081): au0828: make sure v4l2_device name is unique

Make sure newly created v4l2 devices have a unique name, modeling the logic
after the cx18 driver.

Thanks to Andy Walls <awalls@radix.net> for pointing out the issue.

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

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