USB: opticon: fix memory leak in error path
commit acbf0e5263de563e25f7c104868e4490b9e72b13 upstream.
Fix memory leak in write error path.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index c661c9c..1f85006 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -297,7 +297,7 @@
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 @@
return count;
error:
+ kfree(dr);
+error_no_dr:
usb_free_urb(urb);
error_no_urb:
kfree(buffer);