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.
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