hal: fix misc audio hal errors

Fix misc audio hal errors.

CRs-Fixed: 2436822
Change-Id: I078656c5a7a3a5a97c8044e716c5ca0fe8ff3ef4
diff --git a/hal/audio_extn/utils.c b/hal/audio_extn/utils.c
index 6a74a4c..ab752cf 100644
--- a/hal/audio_extn/utils.c
+++ b/hal/audio_extn/utils.c
@@ -2274,7 +2274,7 @@
                  kConfigLocationList[i],
                  file_name);
         if (F_OK == access(full_config_path, 0)) {
-            strcpy(file_name, full_config_path);
+            strlcpy(file_name, full_config_path, MIXER_PATH_MAX_LENGTH);
             return true;
         }
     }