From: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com
[ Upstream commit 326b509238171d37402dbe308e154cc234ed1960 ]
If we don't find any pcm, pcm will point at address at an offset from the the list head and not a meaningful structure. Fix this by returning correct pcm if found and NULL if not. Found with coccinelle.
Signed-off-by: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com Link: https://lore.kernel.org/r/20200415162849.308-1-amadeuszx.slawinski@linux.int... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/codecs/hdac_hdmi.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 1c3626347e12b..aeeec1144558e 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -142,14 +142,14 @@ static struct hdac_hdmi_pcm * hdac_hdmi_get_pcm_from_cvt(struct hdac_hdmi_priv *hdmi, struct hdac_hdmi_cvt *cvt) { - struct hdac_hdmi_pcm *pcm = NULL; + struct hdac_hdmi_pcm *pcm;
list_for_each_entry(pcm, &hdmi->pcm_list, head) { if (pcm->cvt == cvt) - break; + return pcm; }
- return pcm; + return NULL; }
static void hdac_hdmi_jack_report(struct hdac_hdmi_pcm *pcm,