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Fix an out of bound access

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Nobuyoshi Nakada 2022-10-01 16:14:59 +09:00
parent 27adf5321e
commit 15d3b7fe6d
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1 changed files with 6 additions and 0 deletions
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6
struct.c
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@ -1793,6 +1793,12 @@ rb_data_initialize_m(int argc, const VALUE *argv, VALUE self)
VALUE members = struct_ivar_get(klass, id_members);
size_t num_members = RARRAY_LEN(members);
if (argc == 0) {
if (num_members > 0) {
rb_exc_raise(rb_keyword_error_new("missing", members));
}
return Qnil;
}
if (argc > 1 || !RB_TYPE_P(argv[0], T_HASH)) {
rb_raise(rb_eArgError, "wrong number of arguments (given %d, expected 0)", argc);
}