From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F04588F5B for ; Sun, 16 Jul 2023 20:29:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 735AFC433C7; Sun, 16 Jul 2023 20:29:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1689539343; bh=QJo7hMnKjNvCErSeuQpWNr0b5EOJDH+mwZwQH30bBtQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kZvfF/glFTlN9K3yfcUNGoPHkrGAO8V/3aUlSP4QDlFv3M382i8evsxVlHPG99NCr Kixn3x1yGKL8lK8cuwVuKp2UJxzgr9JRgtiDWNM8nQ3F1yz09sqzeXY7kQJV0ib+Ft xfv05N8KSO3I249/+NSk2EgGgeinXOrj2W7cvsB4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Guenter Roeck , Linus Walleij , Dmitry Torokhov , Arnd Bergmann Subject: [PATCH 6.4 774/800] Input: ads7846 - Fix usage of match data Date: Sun, 16 Jul 2023 21:50:27 +0200 Message-ID: <20230716195007.126529199@linuxfoundation.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230716194949.099592437@linuxfoundation.org> References: <20230716194949.099592437@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Linus Walleij commit 8f7913c04f6a7b90bcf998ece17395d7090f6d44 upstream. device_get_match_data() returns the match data directly, fix this up and fix the probe crash. Fixes: 767d83361aaa ("Input: ads7846 - Convert to use software nodes") Reported-by: Guenter Roeck Signed-off-by: Linus Walleij Acked-by: Dmitry Torokhov Link: https://lore.kernel.org/r/20230606191304.3804174-1-linus.walleij@linaro.org Signed-off-by: Arnd Bergmann Signed-off-by: Greg Kroah-Hartman --- drivers/input/touchscreen/ads7846.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -1117,20 +1117,13 @@ MODULE_DEVICE_TABLE(of, ads7846_dt_ids); static const struct ads7846_platform_data *ads7846_get_props(struct device *dev) { struct ads7846_platform_data *pdata; - const struct platform_device_id *pdev_id; u32 value; - pdev_id = device_get_match_data(dev); - if (!pdev_id) { - dev_err(dev, "Unknown device model\n"); - return ERR_PTR(-EINVAL); - } - pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return ERR_PTR(-ENOMEM); - pdata->model = (unsigned long)pdev_id->driver_data; + pdata->model = (u32)device_get_match_data(dev); device_property_read_u16(dev, "ti,vref-delay-usecs", &pdata->vref_delay_usecs);