On Wed, Nov 14 2007, Jan Blunck wrote:
> On Sun, Oct 28, Aneesh Kumar K.V wrote:
>
> >
> > the below diff fix the same.
> >
> > diff --git a/blktrace.c b/blktrace.c
> > index 42613a7..4f4fcde 100644
> > --- a/blktrace.c
> > +++ b/blktrace.c
> > @@ -1220,6 +1220,7 @@ static int start_devices(void)
> > size = ncpus * sizeof(struct thread_information);
> > thread_information = malloc(size * ndevs);
> > + memset(thread_information, 0, size*ndevs);
> > if (!thread_information) {
> > fprintf(stderr, "Out of memory, threads (%d)\n", size * ndevs);
> > return 1;
>
> I'm pretty sure you want to make the memset after the NULL-pointer check. If
> malloc fails this is segfaulting too.
Ehm that's indeed a good point, I'll check in a fix for that.
--
Jens Axboe
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