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Subject: [media] mceusb: fix memory leaks in error path
Author: Johan Hovold <johan@xxxxxxxxxx>
Date: Thu Jun 1 04:45:59 2017 -0300
Fix urb and transfer-buffer leaks in an urb-submission error path which
may be hit when a device is disconnected.
Fixes: 66e89522aff7 ("V4L/DVB: IR: add mceusb IR receiver driver")
Cc: stable <stable@xxxxxxxxxxxxxxx> # 2.6.36
Cc: Jarod Wilson <jarod@xxxxxxxxxx>
Signed-off-by: Johan Hovold <johan@xxxxxxxxxx>
Signed-off-by: Sean Young <sean@xxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
drivers/media/rc/mceusb.c | 2 ++
1 file changed, 2 insertions(+)
---
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 4530237cbb67..04d6cd1818fb 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -795,6 +795,8 @@ static void mce_request_packet(struct mceusb_dev *ir, unsigned char *data,
res = usb_submit_urb(async_urb, GFP_ATOMIC);
if (res) {
dev_err(dev, "send request FAILED! (res=%d)", res);
+ kfree(async_buf);
+ usb_free_urb(async_urb);
return;
}
dev_dbg(dev, "send request complete (res=%d)", res);