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Open Source and information security mailing list archives
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Date: Wed, 19 Jan 2022 23:31:53 +0200 From: Andy Shevchenko <andy.shevchenko@...il.com> To: Dmitry Osipenko <digetx@...il.com> Cc: Hector Martin <marcan@...can.st>, Kalle Valo <kvalo@...eaurora.org>, "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Rob Herring <robh+dt@...nel.org>, "Rafael J. Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>, Arend van Spriel <aspriel@...il.com>, Franky Lin <franky.lin@...adcom.com>, Hante Meuleman <hante.meuleman@...adcom.com>, Chi-hsien Lin <chi-hsien.lin@...ineon.com>, Wright Feng <wright.feng@...ineon.com>, Sven Peter <sven@...npeter.dev>, Alyssa Rosenzweig <alyssa@...enzweig.io>, Mark Kettenis <kettenis@...nbsd.org>, Rafał Miłecki <zajec5@...il.com>, Pieter-Paul Giesberts <pieter-paul.giesberts@...adcom.com>, Linus Walleij <linus.walleij@...aro.org>, Hans de Goede <hdegoede@...hat.com>, "John W. Linville" <linville@...driver.com>, "brian m. carlson" <sandals@...stytoothpaste.net>, "open list:TI WILINK WIRELES..." <linux-wireless@...r.kernel.org>, netdev <netdev@...r.kernel.org>, devicetree <devicetree@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, ACPI Devel Maling List <linux-acpi@...r.kernel.org>, "open list:BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER" <brcm80211-dev-list.pdl@...adcom.com>, SHA-cyfmac-dev-list@...ineon.com Subject: Re: [PATCH v3 1/9] brcmfmac: pcie: Release firmwares in the brcmf_pcie_setup error path On Wed, Jan 19, 2022 at 11:22 PM Dmitry Osipenko <digetx@...il.com> wrote: > > 19.01.2022 20:49, Andy Shevchenko пишет: > > On Mon, Jan 17, 2022 at 4:30 PM Hector Martin <marcan@...can.st> wrote: > >> > >> This avoids leaking memory if brcmf_chip_get_raminfo fails. Note that > >> the CLM blob is released in the device remove path. > > > > ... > > > >> if (ret) { > > > >> brcmf_err(bus, "Failed to get RAM info\n"); > >> + release_firmware(fw); > >> + brcmf_fw_nvram_free(nvram); > > > > Can we first undo the things and only after print a message? > > Having message first usually is more preferred because at minimum you'll > get the message if "undoing the things" crashes, i.e. will be more > obvious what happened. If "undo the things" crashes, I would rather like to see that crash report, while serial UART at 9600 will continue flushing the message and then hang without any pointers to what the heck happened. Not here, but in general, messages are also good to be out of the locks. -- With Best Regards, Andy Shevchenko
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