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: 13977838 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 2210121A452; Mon, 17 Feb 2025 13:20:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739798458; cv=none; b=aSsCXO2xaPVF7vhbTYzmh4HX1sh6vfu34BsIIPao8QUuXOe9fgV3sgy9KCS9Nt7vEPwmGv0jgAViDDT4ZVv+/F3PtiTZAa9M4Y5JROmRl43Pf4zSP9nYuvsM1xSnPGOabAyQIu9bEsR+DsRpDJwDzvt+2Ar27C7jruAvrtDNs/0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739798458; c=relaxed/simple; bh=mAVviI4qc5ZOybZnWIvthxIwxrVl/jx7euFyvae59SE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Rz3hR2hIJBUxjmye8l6qJIi0kA97XBafyVtasp6fT0dlWUnheckZin7JABuGr+2Z7XCgAK5s37dI+3F4tPjDYG4qkGfEToEoT4osYo4VPtbSSafJH+YPJuPsAsYrVas7ooSXH8OuEKEZJdJ67PQFX26we3bokdtRogXL5RGF3pE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=ZuRG5kb+; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=CGZQrlDN; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="ZuRG5kb+"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="CGZQrlDN" 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 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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= 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; }