[LTP] [PATCH] cve-2017-17052: tolerate ENOMEM during test

[Li Wang]

On Thu, Jan 29, 2026 at 10:23 PM Cyril Hrubis <chrubis@suse.cz> wrote:

> Hi!
> >         for (;;) {
> > -               SAFE_MMAP(NULL, 0x1000000, PROT_READ,
> > +               ptr = mmap(NULL, 0x1000000, PROT_READ,
> >                                 MAP_POPULATE|MAP_ANONYMOUS|MAP_PRIVATE,
> -1, 0);
> > +
> > +               if (ptr == MAP_FAILED) {
> > +                       if (errno == ENOMEM) {
> > +                               usleep(1000);
> > +                               continue;
> > +                       }
> > +                       tst_brk(TBROK | TTERRNO, "Unexpected mmap()
> error");
>
> Maybe this part would be more readable with an else branch:
>
>                         if (errno == ENOMEM)
>                                 usleep(1000);
>                         else
>                                 tst_brk(TBROK | TTERRNO, "mmap() failed");
>

Good suggestion, patch merged like this. Thanks!


-- 
Regards,
Li Wang