unsigned long table_base;
unsigned long v;
- if (selector == 0)
+ if (!(selector & ~3))
return 0;
- kvm_get_gdt(&gdt);
+ native_store_gdt(&gdt);
table_base = gdt.address;
if (selector & 4) { /* from ldt */
u16 ldt_selector = kvm_read_ldt();
+ if (!(ldt_selector & ~3))
+ return 0;
table_base = segment_base(ldt_selector);
}
d = (struct desc_struct *)(table_base + (selector & ~7));