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Patch "usbip: stub: stop printing kernel pointer addresses in messages" has been added to the 4.14-stable tree

PATCH [email protected] 1 participant 1 message Jan 1, 2018

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This is a note to let you know that I've just added the patch titled

usbip: stub: stop printing kernel pointer addresses in messages

to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
usbip-stub-stop-printing-kernel-pointer-addresses-in-messages.patch
and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 248a22044366f588d46754c54dfe29ffe4f8b4df Mon Sep 17 00:00:00 2001

From: Shuah Khan <[email protected]>
Date: Mon, 18 Dec 2017 17:23:37 -0700
Subject: usbip: stub: stop printing kernel pointer addresses in messages

From: Shuah Khan <[email protected]>

commit 248a22044366f588d46754c54dfe29ffe4f8b4df upstream.

Remove and/or change debug, info. and error messages to not print kernel pointer addresses.

Signed-off-by Shuah Khan <[email protected]>
Signed-off-by Greg Kroah-Hartman <[email protected]>
---
 drivers/usb/usbip/stub_main.c |    5 +++--
 drivers/usb/usbip/stub_rx.c   |    7 ++-----
 drivers/usb/usbip/stub_tx.c   |    6 +++---
 3 files changed, 8 insertions(+), 10 deletions(-)
drivers/usb/usbip/stub_main.c +3 -2
@@ -251,11 +251,12 @@ void stub_device_cleanup_urbs(struct stu
 	struct stub_priv *priv;
 	struct urb *urb;
 
-	dev_dbg(&sdev->udev->dev, "free sdev %p\n", sdev);
+	dev_dbg(&sdev->udev->dev, "Stub device cleaning up urbs\n");
 
 	while ((priv = stub_priv_pop(sdev))) {
 		urb = priv->urb;
-		dev_dbg(&sdev->udev->dev, "free urb %p\n", urb);
+		dev_dbg(&sdev->udev->dev, "free urb seqnum %lu\n",
+			priv->seqnum);
 		usb_kill_urb(urb);
 
 		kmem_cache_free(stub_priv_cache, priv);
drivers/usb/usbip/stub_rx.c +2 -5
@@ -225,9 +225,6 @@ static int stub_recv_cmd_unlink(struct s
 		if (priv->seqnum != pdu->u.cmd_unlink.seqnum)
 			continue;
 
-		dev_info(&priv->urb->dev->dev, "unlink urb %p\n",
-			 priv->urb);
-
 		/*
 		 * This matched urb is not completed yet (i.e., be in
 		 * flight in usb hcd hardware/driver). Now we are

@@ -266,8 +263,8 @@ static int stub_recv_cmd_unlink(struct s
 		ret = usb_unlink_urb(priv->urb);
 		if (ret != -EINPROGRESS)
 			dev_err(&priv->urb->dev->dev,
-				"failed to unlink a urb %p, ret %d\n",
-				priv->urb, ret);
+				"failed to unlink a urb # %lu, ret %d\n",
+				priv->seqnum, ret);
 
 		return 0;
 	}
drivers/usb/usbip/stub_tx.c +3 -3
@@ -102,7 +102,7 @@ void stub_complete(struct urb *urb)
 	/* link a urb to the queue of tx. */
 	spin_lock_irqsave(&sdev->priv_lock, flags);
 	if (sdev->ud.tcp_socket == NULL) {
-		usbip_dbg_stub_tx("ignore urb for closed connection %p", urb);
+		usbip_dbg_stub_tx("ignore urb for closed connection\n");
 		/* It will be freed in stub_device_cleanup_urbs(). */
 	} else if (priv->unlinking) {
 		stub_enqueue_ret_unlink(sdev, priv->seqnum, urb->status);

@@ -204,8 +204,8 @@ static int stub_send_ret_submit(struct s
 
 		/* 1. setup usbip_header */
 		setup_ret_submit_pdu(&pdu_header, urb);
-		usbip_dbg_stub_tx("setup txdata seqnum: %d urb: %p\n",
-				  pdu_header.base.seqnum, urb);
+		usbip_dbg_stub_tx("setup txdata seqnum: %d\n",
+				  pdu_header.base.seqnum);
 		usbip_header_correct_endian(&pdu_header, 1);
 
 		iov[iovnum].iov_base = &pdu_header;

Patches currently in stable-queue which might be from [email protected] are

queue-4.14/usbip-vhci-stop-printing-kernel-pointer-addresses-in-messages.patch queue-4.14/usbip-fix-usbip-bind-writing-random-string-after-command-in-match_busid.patch queue-4.14/usbip-prevent-leaking-socket-pointer-address-in-messages.patch queue-4.14/usbip-stub-stop-printing-kernel-pointer-addresses-in-messages.patch