sepolicy: Add permissions for persist.console.silent.config

provide permissions to read property persist.console.silent.config
to fix avc denial issues.

Change-Id: I85c13f99239f433daf9bc64fbb52cb61c5666b9c
Signed-off-by: Srinivasarao P <spathi@codeaurora.org>
diff --git a/generic/vendor/common/init_shell.te b/generic/vendor/common/init_shell.te
index e2dd69b..3664806 100644
--- a/generic/vendor/common/init_shell.te
+++ b/generic/vendor/common/init_shell.te
@@ -178,3 +178,6 @@
 
 # Set ro.vendor.qti.soc to soc_id in init early boot script
 set_prop(vendor_qti_init_shell, vendor_soc_prop)
+
+# Get persist.console.silent.config for kernel console log level
+get_prop(vendor_qti_init_shell, vendor_console_log_level_prop)
diff --git a/generic/vendor/common/property.te b/generic/vendor/common/property.te
index 229d943..823751d 100644
--- a/generic/vendor/common/property.te
+++ b/generic/vendor/common/property.te
@@ -103,3 +103,6 @@
 
 # Property for storing soc_id
 vendor_internal_prop(vendor_soc_prop)
+
+#kernel console log level
+vendor_internal_prop(vendor_console_log_level_prop)
diff --git a/generic/vendor/common/property_contexts b/generic/vendor/common/property_contexts
index 9035b15..34ca44e 100644
--- a/generic/vendor/common/property_contexts
+++ b/generic/vendor/common/property_contexts
@@ -129,3 +129,6 @@
 
 # Property for storing soc_id
 ro.vendor.qti.soc       u:object_r:vendor_soc_prop:s0
+
+#kernel console log level
+persist.console.silent.config    u:object_r:vendor_console_log_level_prop:s0