This is a note to let you know that I've just added the patch titled
can: kvaser_usb: ratelimit errors if incomplete messages are received
to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: can-kvaser_usb-ratelimit-errors-if-incomplete-messages-are-received.patch and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From 8bd13bd522ff7dfa0eb371921aeb417155f7a3be Mon Sep 17 00:00:00 2001
From: Jimmy Assarsson jimmyassarsson@gmail.com Date: Tue, 21 Nov 2017 08:22:28 +0100 Subject: can: kvaser_usb: ratelimit errors if incomplete messages are received
From: Jimmy Assarsson jimmyassarsson@gmail.com
commit 8bd13bd522ff7dfa0eb371921aeb417155f7a3be upstream.
Avoid flooding the kernel log with "Formate error", if incomplete message are received.
Signed-off-by: Jimmy Assarsson jimmyassarsson@gmail.com Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/net/can/usb/kvaser_usb.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
--- a/drivers/net/can/usb/kvaser_usb.c +++ b/drivers/net/can/usb/kvaser_usb.c @@ -603,8 +603,8 @@ static int kvaser_usb_wait_msg(const str }
if (pos + tmp->len > actual_len) { - dev_err(dev->udev->dev.parent, - "Format error\n"); + dev_err_ratelimited(dev->udev->dev.parent, + "Format error\n"); break; }
@@ -1349,7 +1349,8 @@ static void kvaser_usb_read_bulk_callbac }
if (pos + msg->len > urb->actual_length) { - dev_err(dev->udev->dev.parent, "Format error\n"); + dev_err_ratelimited(dev->udev->dev.parent, + "Format error\n"); break; }
Patches currently in stable-queue which might be from jimmyassarsson@gmail.com are
queue-4.4/can-kvaser_usb-ratelimit-errors-if-incomplete-messages-are-received.patch queue-4.4/can-kvaser_usb-free-buf-in-error-paths.patch queue-4.4/can-kvaser_usb-fix-comparison-bug-in-kvaser_usb_read_bulk_callback.patch