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comparison src/share/vm/runtime/frame.cpp @ 8690:c40fbf634c90

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8008574: [parfait] Null pointer deference in hotspot/src/share/vm/runtime/frame.cpp Summary: fix null pointer Reviewed-by: kvn
author morris
date Tue, 05 Mar 2013 04:24:33 -0800
parents d2f8c38e543d
children b9a918201d47 28e5aed7f3a6 0f03ff49c720
comparison
equal deleted inserted replaced
8689:bf06968a8a00 8690:c40fbf634c90
1068 oop frame::retrieve_receiver(RegisterMap* reg_map) { 1068 oop frame::retrieve_receiver(RegisterMap* reg_map) {
1069 frame caller = *this; 1069 frame caller = *this;
1070 1070
1071 // First consult the ADLC on where it puts parameter 0 for this signature. 1071 // First consult the ADLC on where it puts parameter 0 for this signature.
1072 VMReg reg = SharedRuntime::name_for_receiver(); 1072 VMReg reg = SharedRuntime::name_for_receiver();
1073 oop r = *caller.oopmapreg_to_location(reg, reg_map); 1073 oop* oop_adr = caller.oopmapreg_to_location(reg, reg_map);
1074 if (oop_adr == NULL) {
1075 guarantee(oop_adr != NULL, "bad register save location");
1076 return NULL;
1077 }
1078 oop r = *oop_adr;
1074 assert(Universe::heap()->is_in_or_null(r), err_msg("bad receiver: " INTPTR_FORMAT " (" INTX_FORMAT ")", (intptr_t) r, (intptr_t) r)); 1079 assert(Universe::heap()->is_in_or_null(r), err_msg("bad receiver: " INTPTR_FORMAT " (" INTX_FORMAT ")", (intptr_t) r, (intptr_t) r));
1075 return r; 1080 return r;
1076 } 1081 }
1077 1082
1078 1083