audio: Fix warning in hal/audio_extn/dolby.c

Fix error where the audio_extn_dolby_set_license function is supposed to
return void but instead returns an int.

BUG=none
TEST=dragonboard builds.

Change-Id: I071c93f838515bb9fade2b3d26f67a340fb8bde9

1 files changed, 4 insertions, 4 deletions

diff --git a/audio/hal/audio_extn/dolby.c b/audio/hal/audio_extn/dolby.c
index e1b64be..14a653e 100644
--- a/audio/hal/audio_extn/dolby.c
+++ b/audio/hal/audio_extn/dolby.c
@@ -639,10 +639,10 @@ int audio_extn_dolby_set_dap_bypass(struct audio_device *adev, int state) {
 
 void audio_extn_dolby_set_license(struct audio_device *adev)
 {
-    int i_key=0;
+    int i_key = 0;
     char c_key[128] = {0};
     char c_dmid[128] = {0};
-    int i_dmid, ret = -EINVAL;
+    int i_dmid = 0;
     struct dolby_param_license dolby_license;
 
 #ifdef DOLBY_ACDB_LICENSE
@@ -661,9 +661,9 @@ void audio_extn_dolby_set_license(struct audio_device *adev)
         ds2extnmod.dap_hal_set_hw_info(DMID, (void*)(&dolby_license.dmid));
     } else {
         ALOGV("%s: dap_hal_set_hw_info is NULL", __func__);
-        return ret;
+        return;
     }
-    return 0;
+    return;
 }