diff options
| author | Jarod Wilson <jarod@redhat.com> | 2011-05-24 16:44:54 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-06-11 09:04:04 -0300 |
| commit | 0b43fcdff6495958c39e3575848edef4b685ddef (patch) | |
| tree | 1a10373052489e4e6eff3ef25d960909faa4ef9e /drivers | |
| parent | 589e116062d8b5fd1809dfff4c9b7694ce6c2318 (diff) | |
| download | linux-0b43fcdff6495958c39e3575848edef4b685ddef.tar.gz | |
[media] mceusb: plug memory leak on data transmit
Hans Petter Selasky pointed out to me that we're leaking urbs when
mce_async_out is called. Its used both for configuring the hardware and
for transmitting IR data. In the tx case, mce_request_packet actually
allocates both a urb and the transfer buffer, neither of which was being
torn down. Do that in the tx callback.
CC: Hans Petter Selasky <hselasky@c2i.net>
Signed-off-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/rc/mceusb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index 6cf22012079a..06dfe0957b5e 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -621,6 +621,9 @@ static void mce_async_callback(struct urb *urb, struct pt_regs *regs) mceusb_dev_printdata(ir, urb->transfer_buffer, 0, len, true); } + /* the transfer buffer and urb were allocated in mce_request_packet */ + kfree(urb->transfer_buffer); + usb_free_urb(urb); } /* request incoming or send outgoing usb packet - used to initialize remote */ |