ASoC: mediatek: mt8186: set the correct string to strncmp()

Fix Smatch static checker warning. strncmp() here only needs to compare
the first seven bytes, so in order to make the code more clear, only the
first seven bytes of the string used as the comparison are reserved.

Bug report: https://www.spinics.net/lists/alsa-devel/msg145608.html

sound/soc/mediatek/mt8186/mt8186-dai-adda.c:78 get_adda_priv_by_name()
warn: strncmp() with weird length: 17 vs 7

sound/soc/mediatek/mt8186/mt8186-dai-adda.c
    72 static struct mtk_afe_adda_priv *get_adda_priv_by_name(struct mtk_base_afe *afe,
    73                                                        const char *name)
    74 {
    75         struct mt8186_afe_private *afe_priv = afe->platform_priv;
    76         int dai_id;
    77
--> 78         if (strncmp(name, "aud_dac_hires_clk", 7) == 0 ||
    79             strncmp(name, "aud_adc_hires_clk", 7) == 0)

Fixes: b65c466220b3 ("ASoC: mediatek: mt8186: support adda in platform driver")
Signed-off-by: Jiaxin Yu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

1 files changed, 1 insertions, 2 deletions

diff --git a/sound/soc/mediatek/mt8186/mt8186-dai-adda.c b/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
index 6be6d4f3b585..c226d3dace31 100644
--- a/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
+++ b/sound/soc/mediatek/mt8186/mt8186-dai-adda.c
@@ -75,8 +75,7 @@ static struct mtk_afe_adda_priv *get_adda_priv_by_name(struct mtk_base_afe *afe,
 	struct mt8186_afe_private *afe_priv = afe->platform_priv;
 	int dai_id;
 
-	if (strncmp(name, "aud_dac_hires_clk", 7) == 0 ||
-	    strncmp(name, "aud_adc_hires_clk", 7) == 0)
+	if (strncmp(name, "aud_dac", 7) == 0 || strncmp(name, "aud_adc", 7) == 0)
 		dai_id = MT8186_DAI_ADDA;
 	else
 		return NULL;