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Date: Thu, 01 Jul 2010 10:33:39 -0700 From: Greg KH <gregkh@...e.de> To: linux-kernel@...r.kernel.org, stable@...nel.org Cc: stable-review@...nel.org, torvalds@...ux-foundation.org, akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk, Johan Hovold <jhovold@...il.com> Subject: [patch 033/164] USB: ir-usb: fix double free 2.6.33-stable review patch. If anyone has any objections, please let me know. ------------------ From: Johan Hovold <jhovold@...il.com> commit 2ff78c0c2b67120c8e503268da3f177cae2228a2 upstream. If the user specifies a custom bulk buffer size we get a double free at port release. Signed-off-by: Johan Hovold <jhovold@...il.com> Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de> --- drivers/usb/serial/ir-usb.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/usb/serial/ir-usb.c +++ b/drivers/usb/serial/ir-usb.c @@ -312,6 +312,7 @@ static int ir_open(struct tty_struct *tt kfree(port->read_urb->transfer_buffer); port->read_urb->transfer_buffer = buffer; port->read_urb->transfer_buffer_length = buffer_size; + port->bulk_in_buffer = buffer; buffer = kmalloc(buffer_size, GFP_KERNEL); if (!buffer) { @@ -321,6 +322,7 @@ static int ir_open(struct tty_struct *tt kfree(port->write_urb->transfer_buffer); port->write_urb->transfer_buffer = buffer; port->write_urb->transfer_buffer_length = buffer_size; + port->bulk_out_buffer = buffer; port->bulk_out_size = buffer_size; } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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