linux-kernel - Re: [PATCH] bpf: add missing NULL check for __dev_get_by

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Message-ID: <54844369-238b-42e8-8fdb-6aa650c37134@web.de>
Date: Sun, 9 Mar 2025 10:38:12 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Qasim Ijaz <qasdev00@...il.com>, bpf@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>, Andrii Nakryiko <andrii@...nel.org>,
 Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>,
 Eduard Zingerman <eddyz87@...il.com>, Hao Luo <haoluo@...gle.com>,
 Jiri Olsa <jolsa@...nel.org>, John Fastabend <john.fastabend@...il.com>,
 KP Singh <kpsingh@...nel.org>, Martin KaFai Lau <martin.lau@...ux.dev>,
 Song Liu <song@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>,
 Yonghong Song <yonghong.song@...ux.dev>
Subject: Re: [PATCH] bpf: add missing NULL check for __dev_get_by_index

…
> We should handle this case by adding a NULL check
> and cleaning up if it does happened.

Please improve such a change description another bit.

See also:
https://web.git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.14-rc5#n94

Regards,
Markus