This is a note to let you know that I've just added the patch titled
USB: opticon: fix memory leak in error path
to the 3.4-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:
usb-opticon-fix-memory-leak-in-error-path.patch
and it can be found in the queue-3.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
>From acbf0e5263de563e25f7c104868e4490b9e72b13 Mon Sep 17 00:00:00 2001
From: Johan Hovold <[email protected]>
Date: Thu, 25 Oct 2012 10:29:12 +0200
Subject: USB: opticon: fix memory leak in error path
From: Johan Hovold <[email protected]>
commit acbf0e5263de563e25f7c104868e4490b9e72b13 upstream.
Fix memory leak in write error path.
Signed-off-by: Johan Hovold <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/usb/serial/opticon.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -297,7 +297,7 @@ static int opticon_write(struct tty_stru
if (!dr) {
dev_err(&port->dev, "out of memory\n");
count = -ENOMEM;
- goto error;
+ goto error_no_dr;
}
dr->bRequestType = USB_TYPE_VENDOR | USB_RECIP_INTERFACE | USB_DIR_OUT;
@@ -327,6 +327,8 @@ static int opticon_write(struct tty_stru
return count;
error:
+ kfree(dr);
+error_no_dr:
usb_free_urb(urb);
error_no_urb:
kfree(buffer);
Patches currently in stable-queue which might be from [email protected] are
queue-3.4/usb-opticon-fix-memory-leak-in-error-path.patch
queue-3.4/usb-whiteheat-fix-memory-leak-in-error-path.patch
queue-3.4/usb-opticon-fix-dma-from-stack.patch
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