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 0426B4C6E for ; Fri, 28 Mar 2025 10:14:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743156873; cv=none; b=hbEvhFd7BLlYECL9O5dMcfMfK3QDgSU99rZ9JQGvc+wm0caVDEBzRMxieivZ6Q5woYOTLk6C7nYUjqXVYl1ZBpUcooxObuypPn3bxOiO/g5YbVRdkVajVmlA9ko5nNqynRRsfuwn1T0RqJT19hQRZj7hJMZQZf9Vbax8N6r4kAo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743156873; c=relaxed/simple; bh=zdqcz8ivyzIbYOHWS1GoS9TSuqPyCz9pEjHjyQymZnw=; h=From:Date:MIME-Version:Content-Type:To:Message-ID:Subject; b=trWNnPBMMLs55XgpQF478xqfXKmYvyACpvdVHyKPJ5GzOhCVv+hua6i6R4iP00uopJNemTCO4jqF2hfrsEVcPLthRvMa3eZttlq15KV9hNQ03eCu5iFvUZd8nWl5K0FicUVPdP70y+tzJAM9ZFB8yHAYerSk2WOhERInomfqzlI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oRPCBm0z; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oRPCBm0z" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7635BC4CEE4 for ; Fri, 28 Mar 2025 10:14:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1743156872; bh=zdqcz8ivyzIbYOHWS1GoS9TSuqPyCz9pEjHjyQymZnw=; h=From:Date:To:Subject:From; b=oRPCBm0zVsiw1NUisjelBl08U3uVmQ2hX78ltwRP0t/wCBTgyz2ns0XkQkcJOPdXm I/s/fCPb944cCuZeVAs9rZjGkCF2oQXpV24p8NL57r/05N3iD+Sgz1c/9lTLYRb1Xf PmgDKJQuVFOMCjLjU+zbwCzZ0JyU2QqGsRmz1ggTS7c+QDJOAzTAjVWO05vbAv4ZSc zYznymZx/qMw24imq4Xz/iSFYjFwRiEgJJAT+UrCjd6NUjxbrmiFZiqv2UuriTC4Ho fiDqqWvj/wcNbyPzgpDFB7JjIQWc86rho9YzqoZwmM0Gn70Cx60pdMIXdzzxnzeHhL 0/RYA4qWTEm2g== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id EF660380AA66 for ; Fri, 28 Mar 2025 10:15:09 +0000 (UTC) From: henry via Bugspray Bot Date: Fri, 28 Mar 2025 10:15:06 +0000 Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: linux-gpio@vger.kernel.org Message-ID: <20250328-b219946c0-f69b453deb65@bugzilla.kernel.org> Subject: Missing null check in rza2_gpio_register X-Bugzilla-Product: Drivers X-Bugzilla-Component: GPIO/Pin Control X-Mailer: bugspray 0.1-dev henry writes via Kernel.org Bugzilla: pinctrl: renesas: rza2: Add null check in the rza2_gpio_register When devm_kasprintf fails, it returns a null pointer. However, this return value is not properly checked in the function rza2_gpio_register. A check should be added after the devm_kasprintf call to prevent potential null pointer dereference issues. CODE: chip.label = devm_kasprintf(priv->dev, GFP_KERNEL, "%pOFn", np); chip.parent = priv->dev; chip.ngpio = priv->npins; View: https://bugzilla.kernel.org/show_bug.cgi?id=219946#c0 You can reply to this message to join the discussion. -- Deet-doot-dot, I am a bot. Kernel.org Bugzilla (bugspray 0.1-dev)