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Message-ID: <0d7a06f0-7a0e-47c8-b89e-c3122b46d93e@web.de> Date: Wed, 10 Jan 2024 08:46:21 +0100 From: Markus Elfring <Markus.Elfring@....de> To: Justin Stitt <justinstitt@...gle.com>, virtualization@...ts.linux.dev, linux-crypto@...r.kernel.org, kernel-janitors@...r.kernel.org, netdev@...r.kernel.org, cocci@...ia.fr Cc: kernel test robot <lkp@...el.com>, "David S. Miller" <davem@...emloft.net>, Gonglei <arei.gonglei@...wei.com>, Herbert Xu <herbert@...dor.apana.org.au>, Jason Wang <jasowang@...hat.com>, "Michael S. Tsirkin" <mst@...hat.com>, Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev, LKML <linux-kernel@...r.kernel.org> Subject: Re: crypto: virtio - Less function calls in __virtio_crypto_akcipher_do_req() after error detection >> The kfree() function was called in up to two cases by the >> __virtio_crypto_akcipher_do_req() function during error handling >> even if the passed variable contained a null pointer. >> This issue was detected by using the Coccinelle software. > > If the script is short and simple would you mind, in the future, > including it below the fold -- this may help others do similar work down > the line -- Or … Would you like to take another look at the clarification approach “Reconsidering kfree() calls for null pointers (with SmPL)”? https://lore.kernel.org/cocci/6cbcf640-55e5-2f11-4a09-716fe681c0d2@web.de/ https://sympa.inria.fr/sympa/arc/cocci/2023-03/msg00096.html Regards, Markus
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