V4L/DVB (10327): em28xx: Add check before call em28xx_isoc_audio_deinit()

Just call em28xx_isoc_audio_deinit() if em28xx sent a usb_submit().

Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
1 file changed