Thread (5 messages) flat view 5 messages, 3 authors, 2021-02-04

Re: [PATCH bpf-next] bpf: Emit explicit NULL pointer checks for PROBE_LDX instructions.

From: patchwork-bot+netdevbpf@kernel.org
Date: 2021-02-04 16:11:36
Also in: bpf

Hello:

This patch was applied to bpf/bpf-next.git (refs/heads/master):

On Mon,  1 Feb 2021 21:38:37 -0800 you wrote:
From: Alexei Starovoitov <ast@kernel.org>

PTR_TO_BTF_ID registers contain either kernel pointer or NULL.
Emit the NULL check explicitly by JIT instead of going into
do_user_addr_fault() on NULL deference.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>

[...]
Here is the summary with links:
  - [bpf-next] bpf: Emit explicit NULL pointer checks for PROBE_LDX instructions.
    https://git.kernel.org/bpf/bpf-next/c/4c5de127598e

You are awesome, thank you!
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