Re: [PATCH] xdp_rxq_info_user: Fix null pointer dereference. Replace malloc/memset with calloc.

[Jesper Dangaard Brouer]

On Fri, 12 Jun 2020 14:53:27 -0400
Gaurav Singh <gaurav1086@xxxxxxxxx> wrote:

> Memset on the pointer right after malloc can cause a
> null pointer deference if it failed to allocate memory.
> A simple fix is to replace malloc/memset with a calloc()
> 
> Fixes: 0fca931a6f21 ("samples/bpf: program demonstrating access to xdp_rxq_info")
> Signed-off-by: Gaurav Singh <gaurav1086@xxxxxxxxx>

Acked-by: Jesper Dangaard Brouer <brouer@xxxxxxxxxx>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer