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From: David Ahern <dsahern@kernel.org>
To: Haoyi Liu <iccccc@hust.edu.cn>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>
Cc: hust-os-kernel-patches@googlegroups.com, yalongz@hust.edu.cn,
	error27@gmail.com, Dongliang Mu <dzm91@hust.edu.cn>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH net-next v2] net/ipv6: silence 'passing zero to ERR_PTR()' warning
Date: Thu, 13 Apr 2023 18:32:24 -0600	[thread overview]
Message-ID: <a3e202ed-a50f-2a0f-082b-ec0313be096e@kernel.org> (raw)
In-Reply-To: <20230413101005.7504-1-iccccc@hust.edu.cn>

On 4/13/23 4:10 AM, Haoyi Liu wrote:
> Smatch complains that if xfrm_lookup() returns NULL then this does a
> weird thing with "err":

xfrm_lookup is a wrapper around xfrm_lookup_with_ifid which returns
either either a valid dst or ERR_PTR(err).


  parent reply	other threads:[~2023-04-14  0:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-13 10:10 [PATCH net-next v2] net/ipv6: silence 'passing zero to ERR_PTR()' warning Haoyi Liu
2023-04-13 22:50 ` Jacob Keller
2023-04-14  0:32 ` David Ahern [this message]
2023-04-14  6:32   ` Dan Carpenter
2023-04-18  2:17     ` Jakub Kicinski
2023-04-18 20:46       ` David Ahern
2023-05-11 14:52 ` 刘浩毅
2023-05-11 15:38   ` Jakub Kicinski

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