On 5/28/19 5:29 PM, Steven Rostedt wrote: > On Tue, 28 May 2019 17:18:59 +0200 > Tomas Bortoli <tomasbort...@gmail.com> wrote: > >>>> + memset(prog_stack, 0, nr_preds * sizeof(*prog_stack)); >>>> + >>> >>> Can you instead just switch the allocation of prog_stack to use >>> kcalloc()? >> >> kmalloc_array() is safe against arithmetic overflow of the arguments. >> Using kcalloc() directly we wouldn't check for that. Not really ideal in >> my opinion. And there's no kcalloc_array() apparently! > > But doesn't kcalloc() simply call kmalloc_array() with the GFP_ZERO > flag? >
It does! Oops, I'll send it shortly Tomas
