hal: Fix error in log message

- Fix a compilation error in verbose log message

Change-Id: I2a977f1af7fd568372988f30c5b51b45619f65c3
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 4161d87..1361104 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -1779,7 +1779,7 @@
     if (info != NULL && info->has_video && info->is_streaming) {
         fragment_size = COMPRESS_OFFLOAD_FRAGMENT_SIZE_FOR_AV_STREAMING;
         ALOGV("%s: offload fragment size reduced for AV streaming to %d",
-               __func__, out->compr_config.fragment_size);
+               __func__, fragment_size);
     }
 
     fragment_size = ALIGN( fragment_size, 1024);