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[23.128.96.18]) by mx.google.com with ESMTP id rn4si1482975ejb.569.2020.07.22.23.29.36; Wed, 22 Jul 2020 23:29:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@web.de header.s=dbaedf251592 header.b=SgIHvSNX; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726697AbgGWG2m (ORCPT + 99 others); Thu, 23 Jul 2020 02:28:42 -0400 Received: from mout.web.de ([212.227.17.12]:57667 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725984AbgGWG2l (ORCPT ); Thu, 23 Jul 2020 02:28:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1595485707; bh=1hBN9tUEwHZsp75aFn4bQ6JIGaKpS5aggvBr37cGLDw=; h=X-UI-Sender-Class:To:Cc:Subject:From:Date; b=SgIHvSNXEVLP1YV2x7E8cn4GGBxFqIYz2e0zJHHUlktp5vNDO275pTTVlbXkD9Z0M WFMjFo8DFazMnV/GcNDrpw1a5c7dj4268JKIeqY4eg38QQa4FHgKQAUBQzuMfoQGtX mH9Qy/SW/hy6Xqi1QdkwGwSDG3GPsRUQvP9BqOtc= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.133.132.31]) by smtp.web.de (mrweb102 [213.165.67.124]) with ESMTPSA (Nemesis) id 0LqDUa-1kTRox2ua8-00doEZ; Thu, 23 Jul 2020 08:28:27 +0200 To: Li Heng , linux-efi@vger.kernel.org Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Ard Biesheuvel , Rui Xiang Subject: Re: [PATCH] efi: add missed destroy_workqueue when efisubsys_init fails From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; prefer-encrypt=mutual; keydata= mQINBFg2+xABEADBJW2hoUoFXVFWTeKbqqif8VjszdMkriilx90WB5c0ddWQX14h6w5bT/A8 +v43YoGpDNyhgA0w9CEhuwfZrE91GocMtjLO67TAc2i2nxMc/FJRDI0OemO4VJ9RwID6ltwt mpVJgXGKkNJ1ey+QOXouzlErVvE2fRh+KXXN1Q7fSmTJlAW9XJYHS3BDHb0uRpymRSX3O+E2 lA87C7R8qAigPDZi6Z7UmwIA83ZMKXQ5stA0lhPyYgQcM7fh7V4ZYhnR0I5/qkUoxKpqaYLp YHBczVP+Zx/zHOM0KQphOMbU7X3c1pmMruoe6ti9uZzqZSLsF+NKXFEPBS665tQr66HJvZvY GMDlntZFAZ6xQvCC1r3MGoxEC1tuEa24vPCC9RZ9wk2sY5Csbva0WwYv3WKRZZBv8eIhGMxs rcpeGShRFyZ/0BYO53wZAPV1pEhGLLxd8eLN/nEWjJE0ejakPC1H/mt5F+yQBJAzz9JzbToU 5jKLu0SugNI18MspJut8AiA1M44CIWrNHXvWsQ+nnBKHDHHYZu7MoXlOmB32ndsfPthR3GSv jN7YD4Ad724H8fhRijmC1+RpuSce7w2JLj5cYj4MlccmNb8YUxsE8brY2WkXQYS8Ivse39MX BE66MQN0r5DQ6oqgoJ4gHIVBUv/ZwgcmUNS5gQkNCFA0dWXznQARAQABtCZNYXJrdXMgRWxm cmluZyA8TWFya3VzLkVsZnJpbmdAd2ViLmRlPokCVAQTAQgAPhYhBHDP0hzibeXjwQ/ITuU9 Figxg9azBQJYNvsQAhsjBQkJZgGABQsJCAcCBhUICQoLAgQWAgMBAh4BAheAAAoJEOU9Figx g9azcyMP/iVihZkZ4VyH3/wlV3nRiXvSreqg+pGPI3c8J6DjP9zvz7QHN35zWM++1yNek7Ar OVXwuKBo18ASlYzZPTFJZwQQdkZSV+atwIzG3US50ZZ4p7VyUuDuQQVVqFlaf6qZOkwHSnk+ CeGxlDz1POSHY17VbJG2CzPuqMfgBtqIU1dODFLpFq4oIAwEOG6fxRa59qbsTLXxyw+PzRaR LIjVOit28raM83Efk07JKow8URb4u1n7k9RGAcnsM5/WMLRbDYjWTx0lJ2WO9zYwPgRykhn2 sOyJVXk9xVESGTwEPbTtfHM+4x0n0gC6GzfTMvwvZ9G6xoM0S4/+lgbaaa9t5tT/PrsvJiob kfqDrPbmSwr2G5mHnSM9M7B+w8odjmQFOwAjfcxoVIHxC4Cl/GAAKsX3KNKTspCHR0Yag78w i8duH/eEd4tB8twcqCi3aCgWoIrhjNS0myusmuA89kAWFFW5z26qNCOefovCx8drdMXQfMYv g5lRk821ZCNBosfRUvcMXoY6lTwHLIDrEfkJQtjxfdTlWQdwr0mM5ye7vd83AManSQwutgpI q+wE8CNY2VN9xAlE7OhcmWXlnAw3MJLW863SXdGlnkA3N+U4BoKQSIToGuXARQ14IMNvfeKX NphLPpUUnUNdfxAHu/S3tPTc/E/oePbHo794dnEm57LuuQINBFg2+xABEADZg/T+4o5qj4cw nd0G5pFy7ACxk28mSrLuva9tyzqPgRZ2bdPiwNXJUvBg1es2u81urekeUvGvnERB/TKekp25 4wU3I2lEhIXj5NVdLc6eU5czZQs4YEZbu1U5iqhhZmKhlLrhLlZv2whLOXRlLwi4jAzXIZAu 76mT813jbczl2dwxFxcT8XRzk9+dwzNTdOg75683uinMgskiiul+dzd6sumdOhRZR7YBT+xC wzfykOgBKnzfFscMwKR0iuHNB+VdEnZw80XGZi4N1ku81DHxmo2HG3icg7CwO1ih2jx8ik0r riIyMhJrTXgR1hF6kQnX7p2mXe6K0s8tQFK0ZZmYpZuGYYsV05OvU8yqrRVL/GYvy4Xgplm3 DuMuC7/A9/BfmxZVEPAS1gW6QQ8vSO4zf60zREKoSNYeiv+tURM2KOEj8tCMZN3k3sNASfoG fMvTvOjT0yzMbJsI1jwLwy5uA2JVdSLoWzBD8awZ2X/eCU9YDZeGuWmxzIHvkuMj8FfX8cK/ 2m437UA877eqmcgiEy/3B7XeHUipOL83gjfq4ETzVmxVswkVvZvR6j2blQVr+MhCZPq83Ota xNB7QptPxJuNRZ49gtT6uQkyGI+2daXqkj/Mot5tKxNKtM1Vbr/3b+AEMA7qLz7QjhgGJcie qp4b0gELjY1Oe9dBAXMiDwARAQABiQI8BBgBCAAmFiEEcM/SHOJt5ePBD8hO5T0WKDGD1rMF Alg2+xACGwwFCQlmAYAACgkQ5T0WKDGD1rOYSw/+P6fYSZjTJDAl9XNfXRjRRyJSfaw6N1pA Ahuu0MIa3djFRuFCrAHUaaFZf5V2iW5xhGnrhDwE1Ksf7tlstSne/G0a+Ef7vhUyeTn6U/0m +/BrsCsBUXhqeNuraGUtaleatQijXfuemUwgB+mE3B0SobE601XLo6MYIhPh8MG32MKO5kOY hB5jzyor7WoN3ETVNQoGgMzPVWIRElwpcXr+yGoTLAOpG7nkAUBBj9n9TPpSdt/npfok9ZfL /Q+ranrxb2Cy4tvOPxeVfR58XveX85ICrW9VHPVq9sJf/a24bMm6+qEg1V/G7u/AM3fM8U2m tdrTqOrfxklZ7beppGKzC1/WLrcr072vrdiN0icyOHQlfWmaPv0pUnW3AwtiMYngT96BevfA qlwaymjPTvH+cTXScnbydfOQW8220JQwykUe+sHRZfAF5TS2YCkQvsyf7vIpSqo/ttDk4+xc Z/wsLiWTgKlih2QYULvW61XU+mWsK8+ZlYUrRMpkauN4CJ5yTpvp+Orcz5KixHQmc5tbkLWf x0n1QFc1xxJhbzN+r9djSGGN/5IBDfUqSANC8cWzHpWaHmSuU3JSAMB/N+yQjIad2ztTckZY pwT6oxng29LzZspTYUEzMz3wK2jQHw+U66qBFk8whA7B2uAU1QdGyPgahLYSOa4XAEGb6wbI FEE= Message-ID: <9255e38a-e5fb-0a41-1b6d-5fe4226e3b42@web.de> Date: Thu, 23 Jul 2020 08:28:26 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:+cIvmW+B4FEKJmlRaUsn3P6wwZXOZBSo++wjam41Os7s/c8euNP SkvLdaNfwjEAG+QMwmIca39uOHG0ODw3lZpFSEdGZdH7bns/yufsNIJG5Kw4HKvPQ127PA4 FVof1wL0RRh0Uhg3clshBzt3JnpwiqwQCTLWPW4UI8d742kS5ctOMUzQmeHvqJ+esJix2XS 00lXuwEGHYOm7u4Z1vwOw== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:L/021+LXaa4=:Or5roG2IFS8LvDlPWgTW+i PN/jhuE+Gae9QdBPml7nb89H4lVxRZpQSI+Eg+GgTEzyMNYPBVRmJmAzq1kFQjJOiqA21yYj8 H9ZPyiB7LyuYn284N/JsrvteAj23f4DM5BAkQZPwLGQPOm6R7yeRmjGlc1wDmEdgBh6Pe34dk 6uxNRz72qTtC+tJg+g2FMO8DjordtRsPrA5sJOIrbwhxPR8WBGATS5wuqknUK3A04Q8C+bWlE rytZ0mFAyXgYe/DTXmkGHSDe/UKY2g6hXqi4M09Tb/V6IXwp3p5Nw/9v4DFiV5syPcWtAGMYd 0Ixburob0qE/QPT4//44bWT8mqxsynBOgP8bJeiFCu9ycQJ7cl+lxH/Myvhi5RSq6waPetsL1 9jcvYHBwUFKoeGqz1EyNTW7ON4iaIJpOWXZvDRvtbWZ8bLrfvfUdUgSbjypnM3qSFzauKFLTw KXuq1ZNcR3LmeDrXtOJ1MTBmcc1CoZZxbfRDuzX1YZYz9I3SVsqZQxFl7yPg2n+O6jLa5V++9 GdAFMo8mxVyQ0qpKtuB7bVvOtkLubhuzTUHKmzTypG3Tw3kzC4ImIL3a2E8LF5WMbJUx9M4oC oMkAVt4DutxtSaWodz9AUSKycXcsbyzs9Jklvk6GpRdhx73uKuQJ4jccu61wMUnUIRJPmwH6a QhyoQdOe782jyJudId0LPzCw/3wMX+9l/oCPwczXxrlZSwseaEKSMIEJSo+a4aFBSErXB97G1 vckUOShRqMtWsPe+f1S9+ygbA9ucfxBHKJ5LNX+bdR2EgOK8K/GaY/EYvq6NJbG+QQGZHdbCc IW2aGYUXL5giv4VzGPFJjTQk1r20fMBwskpq4/+k5mkfybpA/TAm2xKgL3CiJKwNlJi44uPro U8u6+6PoDllaAPA6y/8A81dbkSavKoCJl4FNjWcEHCJarxKh6HUczLYfV+P8ycIaEm1ZZ5Qc/ 3elANUSfI7L/67SNJyPKiV3YyZ7zgfhHA1Nc3UCmnI7Xr2DL1xnUF28c6R66Kr2bnSXiMrXQX ZR314qy5OpaNfgxPg1ootGZ4SjKzYof55WSpYrTjpVoqzaCVCmM4/zOYtNWIz8SEtskU7QHqR WRRzYOBCl+UD5TsAleatAoXyae0NTvCvXkCcKQPhKuUUhLXcsfDveAHGch4eJe8JO5Sowx9lN VgF4tcJG6O/uVAEK81m5Bs4XfWczvTqX4ETz5ch3RELqBh2Mt/KsdrUA8woxLSpel01C7hkgK IgHIv0BcqowWE3pjsZ2rcYlTjD8LmNwZnJemp1w== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > destroy_workqueue() should be called to destroy efi_rts_wq > when efisubsys_init() init resources fails. * Can such exception handling depend on the data structure member =E2=80= =9Cefi.runtime_supported_mask=E2=80=9D? * An imperative wording would be preferred for the change description (besides another bit of fine-tuning), wouldn't it? * Will the tag =E2=80=9CFixes=E2=80=9D become helpful for the commit messa= ge? =E2=80=A6 > +++ b/drivers/firmware/efi/efi.c > @@ -379,6 +379,7 @@ static int __init efisubsys_init(void) > efi_kobj =3D kobject_create_and_add("efi", firmware_kobj); > if (!efi_kobj) { > pr_err("efi: Firmware registration failed.\n"); > + destroy_workqueue(efi_rts_wq); > return -ENOMEM; > } How do you think about to use the following statements instead in the if branch? - return -ENOMEM; + error =3D -ENOMEM; + goto destroy_workqueue; Regards, Markus