From patchwork Mon Feb 17 13:20:51 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 13977847 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2D949C021A9 for ; Mon, 17 Feb 2025 13:28:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=8maJfYkTXgkfcaPc9gQA9AmDtt9BCUs2vbI6e+93ktc=; b=uFD6d7SBrtSrarpvLrYgDKWuTr 6I3bnf7KkryCcfx8ftDZopWDF8gomUivD+uNuwFHr8/aJ3xTkxUme4y8kWTmjdoGXxDi6M8R0/bVO muEbyMb/sEYEaUq48rz2Hz7AuMc4BwQbuCXBGoHGd5tYbe/Jn483LhwZKSIlrnaSCT9vd/HgZc05c O4IkNxi7P47dMveW6pw/XSxSKF+YpGBHbFT+7PGOgE+7FCLCUGxYBhSlLXhK44viX00OwH4OOj/zI iRZSwsJQcHKtNcxrFfsGUmya5PhQmleeYj9F7w6eVzjGzeJcA5HjCalsKtwgGA+G6I+N+9uhpOhpW IOqBwUUA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tk1Ap-00000004fEn-35Hb; Mon, 17 Feb 2025 13:28:35 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tk13T-00000004dJN-09fy for linux-arm-kernel@lists.infradead.org; Mon, 17 Feb 2025 13:21:00 +0000 From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1739798455; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8maJfYkTXgkfcaPc9gQA9AmDtt9BCUs2vbI6e+93ktc=; b=ZuRG5kb+fr5GuT9s0jY4lzPP2IFc+gRwMezjWTKcK6K2VDEdIOjiY5SnWpafTdYiS9ttYO YB6gDfrNmcNsF3riHZ/ON90blm+R3ffRIk7k1u7Jcc2oIMg6xkX4r+jnQOsEJyLbB8L7km a7ycio0aYfDpyBecYQuUFb5Bc2TnThUbzozdZ+ng6R+j2+sLSwSoodhNOiPlD+BH3zbAGb yvwgxNy45E1fDTRLu/CFAbZxi+bZnCKWe+42SVUEC4fPE2bZoFWuK/G8rqdMRWpAEBxMVL j3E9/HGb4qYjSmGpoHnprucjgE5um7dfGYU42zDsQoOPLiWW1qLb/X0qn3d/fg== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1739798455; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=8maJfYkTXgkfcaPc9gQA9AmDtt9BCUs2vbI6e+93ktc=; b=CGZQrlDNTTNx2cAVBC2ANjwxhLlndS1RNoQguep+h2tDhztm6KMYinB2fcD1zXrB5/iUDv vBICjfuReroQfpAQ== Date: Mon, 17 Feb 2025 14:20:51 +0100 Subject: [PATCH 1/2] usb: core: Don't use %pK through printk MIME-Version: 1.0 Message-Id: <20250217-restricted-pointers-usb-v1-1-78da55158832@linutronix.de> References: <20250217-restricted-pointers-usb-v1-0-78da55158832@linutronix.de> In-Reply-To: <20250217-restricted-pointers-usb-v1-0-78da55158832@linutronix.de> To: Greg Kroah-Hartman , Patrice Chotard , Thinh Nguyen Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Developer-Signature: v=1; a=ed25519-sha256; t=1739798454; l=1925; i=thomas.weissschuh@linutronix.de; s=20240209; h=from:subject:message-id; bh=mAVviI4qc5ZOybZnWIvthxIwxrVl/jx7euFyvae59SE=; b=/hHZT2J4XirZ3lFZXkgTLIVxF1s1Z4/5CElqeri+JZU1OOXCwq+gUfa26ykEavrQC3B+1t8FI f5BFRNRL6EfCCWWTaJ7kJHb7CRmMrXuES6MinUzTa6zqQCilm3KgcM+ X-Developer-Key: i=thomas.weissschuh@linutronix.de; a=ed25519; pk=pfvxvpFUDJV2h2nY0FidLUml22uGLSjByFbM6aqQQws= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250217_052059_219025_BCE64EB9 X-CRM114-Status: GOOD ( 10.22 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Restricted pointers ("%pK") are not meant to be used through printk(). It can unintentionally expose security sensitive, raw pointer values. Use regular pointer formatting instead. Link: https://lore.kernel.org/lkml/20250113171731-dc10e3c1-da64-4af0-b767-7c7070468023@linutronix.de/ Signed-off-by: Thomas Weißschuh --- drivers/usb/core/hcd.c | 4 ++-- drivers/usb/core/urb.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index a75cf1f6d741cf5827b9c4deca3b63013aff6cfe..46026b331267ade29839393b2fb5c0c42e34ab84 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1609,7 +1609,7 @@ int usb_hcd_unlink_urb (struct urb *urb, int status) if (retval == 0) retval = -EINPROGRESS; else if (retval != -EIDRM && retval != -EBUSY) - dev_dbg(&udev->dev, "hcd_unlink_urb %pK fail %d\n", + dev_dbg(&udev->dev, "hcd_unlink_urb %p fail %d\n", urb, retval); usb_put_dev(udev); } @@ -1786,7 +1786,7 @@ void usb_hcd_flush_endpoint(struct usb_device *udev, /* kick hcd */ unlink1(hcd, urb, -ESHUTDOWN); dev_dbg (hcd->self.controller, - "shutdown urb %pK ep%d%s-%s\n", + "shutdown urb %p ep%d%s-%s\n", urb, usb_endpoint_num(&ep->desc), is_in ? "in" : "out", usb_ep_type_string(usb_endpoint_type(&ep->desc))); diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index 7576920e2d5a3e6c0dfd8bee8fce9d09a55c195c..5e52a35486afbe58bdffd3dfc1eb5964a9471ade 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -376,7 +376,7 @@ int usb_submit_urb(struct urb *urb, gfp_t mem_flags) if (!urb || !urb->complete) return -EINVAL; if (urb->hcpriv) { - WARN_ONCE(1, "URB %pK submitted while active\n", urb); + WARN_ONCE(1, "URB %p submitted while active\n", urb); return -EBUSY; }