Is there any need to similarly sanitize “size” to assure start + size doesn’t go past “end?” > On Apr 3, 2020, at 10:33, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote: > > > __get_vm_area() is an exported symbol, make sure the callers stay in > the expected memory range. When calling this function with memory > ranges outside of the VMALLOC range *bad* things can happen.
