** Description changed: - This bug is for tracking purpose. + Please apply the fix for #1872569 first, then apply this patch. + + [Impact] + The fix for #1872569 introduces a regression, the driver access a + NULL pointer on the machiens without Intel hdmi audio codec. + + [Fix] + pick a fixing patch from alsa/asoc repo, the patch doesn't assume + the first rtd is for hda codec, it will look for that rtd through + strstr() + + [Test Case] + Boot the kenrel on those 2 Dell and 2 Lenovo machines which uses + this driver, the audio could work. disable the intel hdmi audio codec + through bios, the analogue audio still works + + + [Regression Risk] + Low, I have tested this patch Lenovo / Dell machines, they all worked well.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874359 Title: alsa/sof: kernel oops on the machine without Intel hdmi audio codec (a regression in the asoc machine driver) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1874359/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs