[alsa-devel] [patch] ASoC: hdac_hdmi: Potential NULL deref in hdac_hdmi_get_spk_alloc()

We intended || here instead of &&. The original code potentially leads to a NULL dereference.

Fixes: 2889099eb8cd ('ASoC: hdac_hdmi: Register chmap controls and ops') Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 3043120..7e7ff1b 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -1609,7 +1609,7 @@ static int hdac_hdmi_get_spk_alloc(struct hdac_device *hdac, int pcm_idx) struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); struct hdac_hdmi_pin *pin = pcm->pin;

- if (!pin && !pin->eld.eld_valid) + if (!pin || !pin->eld.eld_valid) return 0;

return pin->eld.info.spk_alloc;