libril: The data variable should be const

Change-Id: I72a694e603c1ff18b09e3c3208cae8c5af937513
Signed-off-by: Andreas Schneider <asn@cryptomilk.org>

ril/libril/ril.cpp

@@ -314,10 +314,10 @@ static RIL_RadioState processRadioState(RIL_RadioState newRadioState, RIL_SOCKET
 
 #ifdef RIL_SHLIB
 #if defined(ANDROID_MULTI_SIM)
-extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, void *data,
+extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
                                 size_t datalen, RIL_SOCKET_ID socket_id);
 #else
-extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, void *data,
+extern "C" void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
                                 size_t datalen);
 #endif
 #endif
@@ -4374,11 +4374,11 @@ processRadioState(RIL_RadioState newRadioState, RIL_SOCKET_ID socket_id __unused
 
 #if defined(ANDROID_MULTI_SIM)
 extern "C"
-void RIL_onUnsolicitedResponse(int unsolResponse, void *data,
+void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
                                 size_t datalen, RIL_SOCKET_ID socket_id)
 #else
 extern "C"
-void RIL_onUnsolicitedResponse(int unsolResponse, void *data,
+void RIL_onUnsolicitedResponse(int unsolResponse, const void *data,
                                 size_t datalen)
 #endif
 {