ALSA: hda: Error out if invalid stream is being setup
Scenario when snd_hdac_stream_setup_periods() receives an instance of struct hdac_stream with neither ->substream nor ->cstream initialized is invalid. Simultaneously addresses "uninitialized symbol 'dmab'" error reported by Smatch. Fixes: 3e958226 ("ALSA: hda: Interrupt servicing and BDL setup for compress streams") Signed-off-by:Cezary Rojewski <cezary.rojewski@intel.com> Link: https://lore.kernel.org/r/20221208142635.1514944-1-cezary.rojewski@intel.com Signed-off-by:
Takashi Iwai <tiwai@suse.de>
parent
a587601b
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