Re: [PATCH bpf 1/2] bpf: fix NPE when computing changes_pkt_data of program w/o subprograms

Subject: Re: [PATCH bpf 1/2] bpf: fix NPE when computing changes_pkt_data of program w/o subprograms
From: Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx>
Date: Thu, 12 Dec 2024 09:30:07 -0800
Cc: bpf <bpf@xxxxxxxxxxxxxxx>, Alexei Starovoitov <ast@xxxxxxxxxx>, Andrii Nakryiko <andrii@xxxxxxxxxx>, Daniel Borkmann <daniel@xxxxxxxxxxxxx>, Martin KaFai Lau <martin.lau@xxxxxxxxx>, Kernel Team <kernel-team@xxxxxx>, Yonghong Song <yonghong.song@xxxxxxxxx>, Nick Zavaritsky <mejedi@xxxxxxxxx>, kernel test robot <lkp@xxxxxxxxx>, Dan Carpenter <dan.carpenter@xxxxxxxxxx>
In-reply-to: <20241212070711.427443-1-eddyz87@gmail.com>

What is 'NPE' ?

Follow-Ups:
- Re: [PATCH bpf 1/2] bpf: fix NPE when computing changes_pkt_data of program w/o subprograms
  - From: Eduard Zingerman

References:
- [PATCH bpf 1/2] bpf: fix NPE when computing changes_pkt_data of program w/o subprograms
  - From: Eduard Zingerman