From: <gregkh@linuxfoundation.org>
To: jimmyassarsson@gmail.com, gregkh@linuxfoundation.org, mkl@pengutronix.de
Cc: <stable@vger.kernel.org>, <stable-commits@vger.kernel.org>
Subject: Patch "can: kvaser_usb: free buf in error paths" has been added to the 4.4-stable tree
Date: Sun, 10 Dec 2017 18:07:42 +0100 [thread overview]
Message-ID: <1512925662186145@kroah.com> (raw)
This is a note to let you know that I've just added the patch titled
can: kvaser_usb: free buf in error paths
to the 4.4-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:
can-kvaser_usb-free-buf-in-error-paths.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 435019b48033138581a6171093b181fc6b4d3d30 Mon Sep 17 00:00:00 2001
From: Jimmy Assarsson <jimmyassarsson@gmail.com>
Date: Tue, 21 Nov 2017 08:22:26 +0100
Subject: can: kvaser_usb: free buf in error paths
From: Jimmy Assarsson <jimmyassarsson@gmail.com>
commit 435019b48033138581a6171093b181fc6b4d3d30 upstream.
The allocated buffer was not freed if usb_submit_urb() failed.
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 | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -809,6 +809,7 @@ static int kvaser_usb_simple_msg_async(s
if (err) {
netdev_err(netdev, "Error transmitting URB\n");
usb_unanchor_urb(urb);
+ kfree(buf);
usb_free_urb(urb);
return err;
}
@@ -1767,6 +1768,7 @@ static netdev_tx_t kvaser_usb_start_xmit
spin_unlock_irqrestore(&priv->tx_contexts_lock, flags);
usb_unanchor_urb(urb);
+ kfree(buf);
stats->tx_dropped++;
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
reply other threads:[~2017-12-10 17:07 UTC|newest]
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