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Tue, 30 Jun 2026 12:15:12 -0700 (PDT) Received: from lithos ([2a02:810d:4a94:b300:989a:410e:90cf:c762]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-493be4d1f1asm17141585e9.7.2026.06.30.12.15.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Jun 2026 12:15:12 -0700 (PDT) Date: Tue, 30 Jun 2026 21:15:05 +0200 From: Florian Fuchs To: Dmitry Torokhov Cc: linux-input@vger.kernel.org, Adrian McMenamin , linux-kernel@vger.kernel.org Subject: Re: [PATCH] Input: maplemouse - set driver data before registering input device Message-ID: References: Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On 29 Jun 22:47, Dmitry Torokhov wrote: > Set maple driver data before calling input_register_device() to > ensure that it is available if the device is opened immediately and > the callback is triggered. > > Cc: stable@vger.kernel.org > Assisted-by: Antigravity:gemini-3.5-flash > Signed-off-by: Dmitry Torokhov > --- > drivers/input/mouse/maplemouse.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/input/mouse/maplemouse.c b/drivers/input/mouse/maplemouse.c > index c41182766538..0c8f7d1b02aa 100644 > --- a/drivers/input/mouse/maplemouse.c > +++ b/drivers/input/mouse/maplemouse.c > @@ -88,6 +88,8 @@ static int probe_maple_mouse(struct device *dev) > mse->dev = input_dev; > mse->mdev = mdev; > > + maple_set_drvdata(mdev, mse); > + > input_set_drvdata(input_dev, mse); > input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL); > input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) | > @@ -103,12 +105,12 @@ static int probe_maple_mouse(struct device *dev) > goto fail_register; > > mdev->driver = mdrv; > - maple_set_drvdata(mdev, mse); > > return error; > > fail_register: > input_free_device(input_dev); > + maple_set_drvdata(mdev, NULL); > fail_nomem: > kfree(mse); > fail: > -- > 2.55.0.rc0.799.gd6f94ed593-goog > > > -- > Dmitry Tested-by: Florian Fuchs Regards Florian