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Mon, 20 Jul 2026 09:50:32 -0700 (PDT) Date: Mon, 20 Jul 2026 22:20:28 +0530 From: Sanjay Chitroda To: Andy Shevchenko CC: Jiri Kosina , Jonathan Cameron , Srinivas Pandruvada , David Lechner , =?ISO-8859-1?Q?Nuno_S=E1?= , Andy Shevchenko , linux-input@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Subject: =?US-ASCII?Q?Re=3A_=5BPATCH_02/10=5D_iio=3A_gyro=3A_hid-sen?= =?US-ASCII?Q?sor-gyro-3d=3A_use_local_struct_device?= User-Agent: Thunderbird for Android In-Reply-To: References: <20260720-hid-iio-local-struct-device-v1-0-74496fee6327@gmail.com> <20260720-hid-iio-local-struct-device-v1-2-74496fee6327@gmail.com> Message-ID: <1E009860-0A0F-4F8D-8017-CE5739F22144@gmail.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 20 July 2026 5:24:33=E2=80=AFpm IST, Andy Shevchenko wrote: >On Mon, Jul 20, 2026 at 03:10:14PM +0530, Sanjay Chitroda via B4 Relay wr= ote: > >> Introduce a local struct device pointer derived from &pdev->dev=2E >> This avoids repeated &pdev->dev usage and improves readability=2E > >=2E=2E=2E > >> if (ret) { >> - dev_err(&pdev->dev, "failed to setup common attributes\n"); >> + dev_err(dev, "failed to setup common attributes\n"); >> return ret; > >Nope, First one (to eliminate a lot of churn) should be to convert this a= nd >similar to use > > return dev_err_probe(=2E=2E=2E); > Hi Andy, Thank you for your input=2E I'm planning to have a incremental series: first introduce a local "dev" p= ointer, then convert the resource management to "devm_*", and finally repla= ce the remaining error reporting with "dev_err_probe()"=2E This keeps each series focused and avoids introducing intermediate pattern= s such as: ret =3D dev_err_probe(dev, ret, =2E=2E=2E); goto error; Once the cleanup paths are removed, those sites naturally become: return dev_err_probe(dev, ret, =2E=2E=2E); Does this approach sound reasonable? >> } >> =20 >> - indio_dev->channels =3D devm_kmemdup(&pdev->dev, gyro_3d_channels, >> + indio_dev->channels =3D devm_kmemdup(dev, gyro_3d_channels, >> sizeof(gyro_3d_channels), GFP_KERNEL); >> if (!indio_dev->channels) { >> - dev_err(&pdev->dev, "failed to duplicate channels\n"); >> + dev_err(dev, "failed to duplicate channels\n"); > >And this kind of messages are dead code and must be just removed complete= ly=2E > >> return -ENOMEM; >> } > >=2E=2E=2E > >Please, revisit the whole series=2E Yep, understood=2E I'll revisit series, drop dead code and send v2=2E Thanks, Sanjay >