Fix "return 0" behavior in rs 0 was not properly blocking for the next message.
Fix "return 0" behavior in rs
0 was not properly blocking for the next message.

Change-Id: I0d9f0a8f799ba457197920c6a699f80f496eaa8e

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base