firewire: cdev: fix another memory leak in an error path
If copy_from_user in an FW_CDEV_IOC_SEND_RESPONSE ioctl failed, the
fw_request pointed to by the inbound_transaction_resource is no
longer referenced and needs to be freed.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 2cb22d16..e6d63849 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -723,6 +723,7 @@
if (copy_from_user(r->data, u64_to_uptr(request->data),
r->length)) {
ret = -EFAULT;
+ kfree(r->request);
goto out;
}
fw_send_response(client->device->card, r->request,