ASoC: wm_adsp: Remove pointless string comparison

The control fw_name is always directly assigned from the wm_adsp_fw_text
array, so it isn't necessary to compare the actual strings just the
pointer values.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210626155941.12251-3-ckeepax@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/wm_adsp.c

@@ -2030,10 +2030,9 @@ static struct wm_coeff_ctl *wm_adsp_get_ctl(struct wm_adsp *dsp,
 		if (!pos->subname)
 			continue;
 		if (strncmp(pos->subname, name, pos->subname_len) == 0 &&
-		    strncmp(pos->fw_name, fw_txt,
-			    SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == 0 &&
-				pos->alg_region.alg == alg &&
-				pos->alg_region.type == type) {
+		    pos->fw_name == fw_txt &&
+		    pos->alg_region.alg == alg &&
+		    pos->alg_region.type == type) {
 			rslt = pos;
 			break;
 		}