From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mout.web.de (mout.web.de [212.227.17.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4CB0F1474A0; Mon, 13 May 2024 07:57:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.227.17.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715587036; cv=none; b=IF0nOo0W7d3D3kqClvzCX7zHS3s7bY9bmoHBoyl9px0ocfY6m/bsHIbLIn8aTqH22p8A9xfbOp7+fTz7iIgsErH9bdNISP884yKF0Kn3+/MT+jhRI1yTf6ITMkl9y0VDyYuJ+Sv3o2TFZb4fiq/NkoMhq3vvH/QW5au+NRph4P8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715587036; c=relaxed/simple; bh=b2qyThKrEXROa5UsqCfJs5RqQ6LvqWVkpGEAlf5h7zo=; h=Message-ID:Date:MIME-Version:To:Cc:References:Subject:From: In-Reply-To:Content-Type; b=YjkBVway6VVWvGq5Cn5VBXewdzbYEG69Vl4++Eo/HzhN3nxupUZaFW8sBWVWNFIv1nOl3kCrOwGTCqbaWK2a5gOUFS+NNeHbnRsOvN1iKTE5JB4kB/zp7iX03ZQuU6etgOMa3tv276tJ3BUenDH/lzpa3kltfyjS1R+rDz5pWWc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=web.de; spf=pass smtp.mailfrom=web.de; dkim=pass (2048-bit key) header.d=web.de header.i=markus.elfring@web.de header.b=JD9XVGjf; arc=none smtp.client-ip=212.227.17.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=web.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=web.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=web.de header.i=markus.elfring@web.de header.b="JD9XVGjf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=web.de; s=s29768273; t=1715586792; x=1716191592; i=markus.elfring@web.de; bh=afouwgxXsDL3wwqwmPj0DrSGZAI4iej4a0NwiQc/opQ=; h=X-UI-Sender-Class:Message-ID:Date:MIME-Version:To:Cc:References: Subject:From:In-Reply-To:Content-Type:Content-Transfer-Encoding: cc:content-transfer-encoding:content-type:date:from:message-id: mime-version:reply-to:subject:to; b=JD9XVGjfwWsXwGsMNEne9Laq2+6O9huzgUeHey/rSmtqC1sDyiZw0hxTqAFObbV6 MhOQvONjmLNumTiKm+lnuBCEd6R7gZ9Lof7IV0AUm9mgQej4jJrb+HJmgARBhDnxs UKUYvPK8mHAGrcdbybejEcigTdtqxhpygmzq8lyi0HWWWpIx5W4pSA8AVNihKvso8 1G69wmB5F0qWhJg/kIsjWAc3gQbgmPRva2bZmuO76XziGwH7a41vJlbWYnyuLjMPp Pe6kbekSxDg8YeYjFjkTnUkNnAi4sQTAuFhx3cxOsFIHT4+OGEDCcfe5ypdWY9yI6 rNltlO36/0IrtKMeDg== X-UI-Sender-Class: 814a7b36-bfc1-4dae-8640-3722d8ec6cd6 Received: from [192.168.178.21] ([94.31.89.95]) by smtp.web.de (mrweb106 [213.165.67.124]) with ESMTPSA (Nemesis) id 1M1JEu-1s9BNi2VuE-002mNB; Mon, 13 May 2024 09:53:12 +0200 Message-ID: <5dca19e5-6dd2-40f3-ae54-a4154e7d00be@web.de> Date: Mon, 13 May 2024 09:52:57 +0200 Precedence: bulk X-Mailing-List: kernel-janitors@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Kunwu Chan , bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, kernel-janitors@vger.kernel.org, Andrii Nakryiko , Alexei Starovoitov , Daniel Borkmann , Eduard Zingerman , Hao Luo , Jiri Olsa , John Fastabend , KP Singh , Martin KaFai Lau , Muhammad Usama Anjum , Mykola Lysenko , Shuah Khan , Song Liu , Stanislav Fomichev , Yonghong Song Cc: LKML , Kunwu Chan , Kunwu Chan References: <20240510095803.472840-2-kunwu.chan@linux.dev> Subject: Re: [PATCH bpf-next v2 1/4] selftests/bpf: Add some null pointer checks Content-Language: en-GB From: Markus Elfring In-Reply-To: <20240510095803.472840-2-kunwu.chan@linux.dev> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:0qk556X1UoKRP1d2KUauvi0VtAOXwmbAC6L/EY2Q15ZO1iJRJbc d77Fky6GThq/k9gouG6fF5OqxAIIpSXeG10tGR0S5QoBNvLPYG2wQT6YO3Qk7igdkuqqk4e ZxadIQ1wbisRXc93q7N7bwqh9e3MLrHwwKhOfSrKXtiRMsMhq9LnbvOfH3WhhL6ElMcCmAA 4yvCu1pRWJJIOj6hMtH9Q== X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:ul5fiYkhqWw=;Diwge/DZwN1fc5Y2JRQzn3zMuVW 6Cl3u/3RgS0oPiw/6ht2sQxev4EFBdf+leywX1BBO6WQ4KcwZCzN7pABbqVbIvDXnCYRK3jLt /srMMw+mJm2Q0KQzj3cqZIBfAcIR/RI/3CYtNJ1IJgdBDB0S3tzDkPm00yzaeu2plrfyO5to1 tjZkRH5y+o2S0fagXOUsyKmRtN8RJtcJGHWe0AxAqgnMKPQrkSZRZes6AqBpT9aXPu0MdQSbh Ff47a7jTW7SbeS5MQQZcvCfAuTDsbfdKUPbVJTFpV+dypRjBARI+34+d5l/eBx2hxDeXNoMR+ FVjuKzc5yAt4XT3SBt1zO2wgoswdbZ7bRcks7qh82GJLu0Nju5IJdnYiP4Y+8yfnTrrL81Z6H xKqrkyDQxVECSsMovYbultCBK3fZcOAuUGmFyhtAy3JIuHb1pspU+070rD1SD3Ir84ec1DRIY IJssxTAaabqD0q/9pijMDbLe3re2HBZDgQ4fnjeJtZWTPwOjKJxMEgK3cO9mkitQMYaUVMMgd x6J2bl0jRz/rjHB9AMxRrkmJ8bF1dNF5c2mZS6+dtZBuwSs20+V46yg2lrYcDi7ch+uiDG5nt mFXko9o4+PQdZI6FaHuc9fpCedvn3p/tn9o6GsgKc5CeeC9wFZrTdn4dG8mNekPiqrKhElEmD LRV0TBl3B1AjVOE0p6dBbmlS39hSFpVdSvvFyRg+ty3otrdAWvyoAELJfKKMrMhc7flJW5muE CLW8Z+g1uQUCandg5gT04LzUiyNhbBXD1wd+ZK9eX9gcFVoUfIxyApw7OwfzTK/gTrxgl0z3a XOwM3SelmRf7DkjQbk5uWgcqzuqCSceiZbOsltYfgsFBw= > There is a 'malloc' call, which can be unsuccessful. two calls? > This patch will add the malloc failure checking =E2=80=A6 Please use imperative wordings for improved change descriptions also in yo= ur patches. https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Do= cumentation/process/submitting-patches.rst?h=3Dv6.9#n94 Regards, Markus